The first is needed to make quotes you see (in Riddles)

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**K Sengupta**(No Solution Yet, 1 Comments)Reals of Symmetric Equations (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Product of consecutive (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Integer Division (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Positive Definite Matrix (in Just Math)

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**K Sengupta**(No Solution Yet, 0 Comments)Is it Possible? (in Probability) Rating: 3.00

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**K Sengupta**(No Solution Yet, 5 Comments)Primality and Divisibility (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Steve's Tennis Tournament (in General)

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**K Sengupta**(No Solution Yet, 1 Comments)Four Intersections (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Real Solution to the System of Equations (in Just Math)

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**K Sengupta**(No Solution Yet, 2 Comments)The Quartic Condition (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Ratio of Cubic Expressions (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)A Square in the First Quadrant (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Two consecutive SODs divisible by 14 (in Numbers)

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**K Sengupta**(No Solution Yet, 1 Comments)Circles surrounding circles I (in Geometry)

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**Jer**(No Solution Yet, 1 Comments)Everything in range (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Differing Ratio Expression Exercise (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)A Divisibility Revelation (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)ABBCCA is a Perfect Square (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 3 Comments)Ranking Matrix (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)25 divides n!+1 (in Numbers) Rating: 4.00

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**K Sengupta**(No Solution Yet, 2 Comments)Infinitely Summed NOD Function (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)Country With n Cities (in Numbers) Rating: 2.00

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**K Sengupta**(No Solution Yet, 3 Comments)Trigonometric Exponentiation Equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Find tan from Real Roots (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)Quest for Maximum Volume Ratio (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Optimizing Inscribed Rectangle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Biquadric Radical Revelations (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Catch the catch phrase (in Word Problems)

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**Ady TZIDON**(No Solution Yet, 4 Comments)Perfect Square Crossed Simultaneous Satisfaction (in Numbers)

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**K Sengupta**(No Solution Yet, 1 Comments)Exponentially Ascending (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Polynomial Elegance (in Just Math) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)A Unit Magnitude (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)An Equation Diophantus Never Considered (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)Coded Crossword 5 (in Cryptography) Rating: 5.00

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**Math Man**(No Solution Yet, 7 Comments)Arithmetic and Geometric Progressions in Cubic (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)All Possible Real Values of x (in Just Math)

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**K Sengupta**(No Solution Yet, 0 Comments)A linear product equals 8ab (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)Two Mini-Pollies (in Just Math) Rating: 4.00

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**K Sengupta**(No Solution Yet, 3 Comments)Geometry Charm in an Isosceles Triangle (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Non-Degenerate Crossed 35 Values Puzzle (in Shapes)

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**K Sengupta**(No Solution Yet, 1 Comments)Power and Inverse Power Sum (in Just Math)

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**K Sengupta**(No Solution Yet, 4 Comments)Midpoints and angles (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Golden Ratio Divisibility (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Four Parallel Plane Crossed Tetrahedron (in Shapes)

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**K Sengupta**(No Solution Yet, 1 Comments)Solve in Positive Integers (in Numbers)

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**K Sengupta**(No Solution Yet, 4 Comments)Sextic Polynomial Inequality (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Multiplication Crossed Unknown Digits Muse (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)Quadrilaterally Intersecting Triangles (in Just Math) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Diophantine Prime Pairs (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Diameter of a spinning cube (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Almost a square (in General)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)I have Rivers, but no water (in Riddles)

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**K Sengupta**(No Solution Yet, 1 Comments)Which Flowers Grow Where (in Logic) Rating: 3.00

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**K Sengupta**(No Solution Yet, 3 Comments)Magic Bunny Power (in Probability)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Freddy's Footpath (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Trisecting Harmony (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Is it a Bird .....Is it a Plane..... It's #2 (in Riddles)

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**K Sengupta**(No Solution Yet, 2 Comments)Find Four Factors (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Geometric Progression Roots (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments) A Difference of Powers (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Chatty Classmates (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Prime factorization (in Just Math) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Directronix Determination (in Shapes)

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**K Sengupta**(No Solution Yet, 3 Comments)Locus Exploration in Rhombus Realms (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Simplifying Surds (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Split Words Settlement IX (in Word Problems)

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**K Sengupta**(No Solution Yet, 1 Comments)Who, what, where? (in General)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Circle Search (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Quadratic Crossed 2 Distinct Real Numbers (in Just Math)

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**K Sengupta**(No Solution Yet, 3 Comments)2 and 3 power sum (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A Racing Riddle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Sum the Powers, Get Cube (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)Tercentenary Triangle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Chessboard Squares Lying On The Same Diagonal (in Probability)

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**K Sengupta**(No Solution Yet, 2 Comments)Palindromic Equation (in Numbers) Rating: 4.00

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**K Sengupta**(No Solution Yet, 1 Comments)Fibonacci Thimbles (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 2 Comments)Three Hourglass Treat (in Weights and Scales)

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**K Sengupta**(No Solution Yet, 2 Comments)Find the Value of Inverse Expression Sum (in Just Math)

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**K Sengupta**(No Solution Yet, 2 Comments)Real Root Sum Solution (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)Power Expression is a Multiple of Prime (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 1 Comments)Recurrent Sequence Riddles (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Roots Running Above 2 (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Rationalize the Denominator (in Just Math)

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**K Sengupta**(No Solution Yet, 4 Comments)John, Jack, A, and B (in Liars and Knights) Rating: 5.00

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**Math Man**(No Solution Yet, 3 Comments)Alternating Sum of Consecutive Odd and Even Products (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Unraveling the Trio of Reciprocal Relations (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Quartic and Near Pandigital II (in Numbers)

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**K Sengupta**(No Solution Yet, 1 Comments)Given the Equation, Find the Solution (in Numbers)

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**K Sengupta**(No Solution Yet, 3 Comments)A jumbo Ball in a Prism (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Tangential Tango (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Two Cube Folding Puzzles #2 (in Shapes) Rating: 3.00

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**K Sengupta**(No Solution Yet, 2 Comments)Fair Toss (in Probability) Rating: 5.00

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**K Sengupta**(No Solution Yet, 12 Comments)Prime Symphony (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Cosine Inequality Challenge (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Murderer is one of the Five (in Logic)

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**K Sengupta**(No Solution Yet, 0 Comments)Logarithmic Inequality Interplay (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Zero Sum Cubic Puzzle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Decoding the Cone-Hemisphere Surface Ballet (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Simultaneous Fractional Expressions (in Just Math) Rating: 2.00

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Pascal coefficient remainders (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Ellipse arching (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Shared roots from a quadratic (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Point relation in a square (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Par Million Digit Sum Delight (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Given system of Equations, Determine the Expression (in Just Math)

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**K Sengupta**(No Solution Yet, 17 Comments)Given Functional Equation, Find the Derivative (in Calculus)

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**K Sengupta**(No Solution Yet, 2 Comments)Quad Circles in Triangles (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Minimizing Integral Quadratic Expression (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Composing Composites (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Squares Sum Challenge (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Integer and fractional part (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Given Real Valued Function, Find the Value 3 (in Just Math)

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**K Sengupta**(No Solution Yet, 0 Comments)Maximizing Complex Ratios (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Fair Hat Test (in Logic)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Concatenation Prime Possibility (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)George's Security Number (in Numbers)

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**K Sengupta**(No Solution Yet, 19 Comments)Boy born on a Tuesday (in Probability)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Inscribed Octagon (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Island Dining Drama (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Sabroso numbers (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Hollow Tetrahedron Conundrum (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pandigital Pythagorean Triangle (in Numbers)

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**K Sengupta**(No Solution Yet, 0 Comments)Tangent and Ratios in a Rectangle's Incircle (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)The Case of the Powerful 2 and 3 (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Descriptor Sequence #2 (in Numbers)

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**K Sengupta**(No Solution Yet, 0 Comments)Complex heptagon (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Tetrahedron ratio range (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Complex condition (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Square-sum fraction (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)A point in a hexagon (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Bella's Fruitful Week (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)(φ)^√2 and (√2)^φ (in Just Math) Rating: 3.00

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**K Sengupta**(No Solution Yet, 1 Comments)Functional composition equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Odd Determinants of a Square Array (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Internal Division Angles (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Product in calendar (in Just Math) Rating: 4.00

Posted on 2024-05-27 by

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**Jer**(No Solution Yet, 3 Comments)Geometric Configuration in a Regular Hexagon (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Inscribed Angles in a Circumscribed Pentagon (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Lucía's Odd Product (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Skating Dynamics (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Five Letters Minus Two Consecutive Letters (in Word Problems)

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**K Sengupta**(No Solution Yet, 2 Comments)Absolute Rational Relations (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Roots in modified fractions (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Permutations and Remainders (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Flat Floor Function (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Consecutive Side Conundrum (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)No Repeated Numbers #2 (in Sequences) Rating: 4.00

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**K Sengupta**(No Solution Yet, 1 Comments)Exploring Parity Patterns (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Exploring Brahmagupta's Formula (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Greatest Common Divisor (in Numbers)

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**K Sengupta**(No Solution Yet, 0 Comments)Cubics Collide (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Hours of Work (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Roots and products (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Four Square Sum (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Outside the Pentagon (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Seeking the middle term (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Given Real Numbers, Find all possible Sums (in Just Math)

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**K Sengupta**(No Solution Yet, 2 Comments)A prime GCD adventure (in Just Math) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Parabola and Circle Dance (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Sphere Circumscribing Tetrahedron (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)A word with A's (in Word Problems) Rating: 5.00

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**Math Man**(No Solution Yet, 2 Comments)Inverting odd powers (in Just Math)

Posted on 2024-04-29 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Given Reciprocal Sums, Find the Numbers (in Just Math)

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**K Sengupta**(No Solution Yet, 0 Comments)Cubic relationship (in Just Math)

Posted on 2024-04-28 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pythagorean Right Triangles (in Numbers)

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**K Sengupta**(No Solution Yet, 0 Comments)Sum of Two (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 1 Comments)Closest to two dozens (in Word Problems)

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**Ady TZIDON**(No Solution Yet, 20 Comments)Given Product Equaling 1, Find the Square (in Just Math)

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**K Sengupta**(No Solution Yet, 2 Comments)Complex Roots Unleashed (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Decagonal Intersection Delight (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A Complex Geometrical Conundrum (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Well-known French Name (in Numbers) Rating: 4.00

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**K Sengupta**(No Solution Yet, 5 Comments)A quick inverse (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The tricky substitution (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Last Four Digits (in Just Math) Rating: 5.00

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**Brian Smith**(No Solution Yet, 1 Comments)The Floor Equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Symmetric Pentagon Delight (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Some Sum Cubes is the Multiple of a Cube (in Numbers)

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**K Sengupta**(No Solution Yet, 5 Comments)Suggest a mnemonic (in Word Problems)

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**Ady TZIDON**(No Solution Yet, 4 Comments)Counting Trapeziums in Regular Polygons (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Graph and coordinate manipulation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Digital Product Triples #2 (in Numbers)

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**K Sengupta**(No Solution Yet, 1 Comments)A cube within a cone (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 2 Comments)Exploring Coprime Roots in Quadratic Equations (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Happy birthday, man (in Word Problems)

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**Ady TZIDON**(No Solution Yet, 2 Comments)Quadratic composition equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Primes in fraction (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Unequal tetrahedron (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Top Trapezium (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)What Number Comes Next (in Numbers) Rating: 5.00

Posted on 2024-03-31 by

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**Larry**(No Solution Yet, 1 Comments)Equilateral triangle by distances (in Shapes)

Posted on 2024-03-29 by

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**Jer**(No Solution Yet, 5 Comments)A Riddle for the Ages (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Sum of distinct digit number (in Just Math) Rating: 3.00

Posted on 2024-03-28 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Some factorial and some power (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)No squareless triplets (in Just Math)

Posted on 2024-03-25 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)3 3s times 3 3s has 9 9s (in Numbers) Rating: 5.00

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**Larry**(No Solution Yet, 3 Comments)Counting Partitions (in Just Math)

Posted on 2024-03-21 by

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**Brian Smith**(No Solution Yet, 3 Comments)Odd divisor summation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Minimizing ones (in Just Math) Rating: 5.00

Posted on 2024-03-20 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Irrationals to integers and back again (in Numbers)

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**Steven Lord**(No Solution Yet, 0 Comments) Averaging factorials (in Just Math)

Posted on 2024-03-16 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Sine square and cubes (in Just Math)

Posted on 2024-03-14 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Semi-1 number (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)No business like your business (in Just Math)

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**Ady TZIDON**(No Solution Yet, 1 Comments)An even sparser sudoku puzzle (in Numbers)

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**Steven Lord**(No Solution Yet, 2 Comments)A formal proof required (in Sequences)

Posted on 2024-03-10 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Deciphering the Duel (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Three Accountants Crossed Four Numbers Puzzle (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 1 Comments)Constrained triangle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Differences (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 3 Comments)Altering Pickup Routine (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Prime to perfect square (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Edge Crossed Vertex Puzzle (in Shapes)

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**K Sengupta**(No Solution Yet, 5 Comments)Geometric Mean Crossed Ratio Puzzle (in Just Math)

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**K Sengupta**(No Solution Yet, 5 Comments)tetrahedron contained in a sphere (in Shapes)

Posted on 2024-02-29 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Non Prime Integer Inquiry (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Pythagorean Triples #3 (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)Mostly 52 (in Probability) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 5 Comments)Second derivative of a cosine product (in Calculus) Rating: 5.00

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**Brian Smith**(No Solution Yet, 5 Comments)Who wins? 2 (in Probability)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Equation enigma (in Just Math) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Equal averages (in Just Math) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)An unlikely solution! (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Ellipse covered by 2 circles (in Calculus)

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**Jer**(No Solution Yet, 3 Comments)Polygon Perimeter (in Just Math)

Posted on 2024-02-19 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Define the members of S (in Just Math)

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**Ady TZIDON**(No Solution Yet, 3 Comments)Multiplication Includes All Digits (in Numbers)

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**Larry**(No Solution Yet, 4 Comments)Coordinate calculations (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Remainder Reckoning (in Numbers) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Inradius as the GCD of sides (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)cosine equated to polynomial (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Equal cubic roots (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Dartboard (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 1 Comments)Try integration (in Calculus)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Pythagorean Triples #2 (in Numbers)

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**K Sengupta**(No Solution Yet, 12 Comments)Hyperbolic center (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Infinite reciprocal summation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Terrific sequence 3 (in Sequences) Rating: 5.00

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**Math Man**(No Solution Yet, 4 Comments)Non existence root (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Difference of Two Expressions equal n (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)The First Lady (in Probability) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 12 Comments)Boston to London voyage (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Red and Blue chips (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Picking boxes (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Super power equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Parallelogram pyramid (in Shapes)

Posted on 2024-01-26 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Shift in perspective (in Calculus) Rating: 2.00

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**Danish Ahmed Khan**(No Solution Yet, 12 Comments)Permutation (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 5 Comments)Back to derivative basics (in Calculus)

Posted on 2024-01-22 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Capped down sequence (in Just Math)

Posted on 2024-01-20 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Find the Last Two Digits II (in Numbers)

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**Brian Smith**(No Solution Yet, 2 Comments)Many approaches to solve it (in Just Math)

Posted on 2024-01-18 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Quadratic Powered Quadratic (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Double number digit sum (in Numbers) Rating: 4.00

Posted on 2024-01-16 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Power reversed pairs (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)More Than Four Tangent Circles (in Shapes)

Posted on 2024-01-11 by

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**Brian Smith**(No Solution Yet, 2 Comments)x powered equals square (in Just Math)

Posted on 2024-01-10 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Given Cubic, Solve For Real (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)Liz's lying day (in Logic) Rating: 4.00

Posted on 2024-01-08 by

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**Math Man**(No Solution Yet, 1 Comments)Quick fatorization (in Just Math)

Posted on 2024-01-06 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Largest shadow of a cube (in Just Math)

Posted on 2024-01-05 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Think polynomial (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)4-digit number (in Numbers) Rating: 5.00

Posted on 2024-01-03 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Words like swords (in Word Problems)

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**Ady TZIDON**(No Solution Yet, 4 Comments)Fibonacci sequence (in Just Math)

Posted on 2023-12-28 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Square root and cubic root equality (in Just Math)

Posted on 2023-12-27 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Filtering a phrase (in Word Problems)

Posted on 2023-12-25 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Functional Finding (in Just Math)

Posted on 2023-12-24 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Cyclic maximization (in Just Math)

Posted on 2023-12-21 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Consecutive cosines (in Just Math)

Posted on 2023-12-20 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Extreme Fibonacci (in Just Math)

Posted on 2023-12-15 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Circle in a trapezoid (in Geometry)

Posted on 2023-12-11 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Cubic root cyclic summation (in Just Math)

Posted on 2023-12-09 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Triple angle perimeter minimized (in Geometry)

Posted on 2023-12-08 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Maximum of divisor contraints (in Just Math)

Posted on 2023-12-07 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Don't Square this Equation (in Just Math)

Posted on 2023-12-04 by

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**Brian Smith**(No Solution Yet, 2 Comments)Triangle cosine (in Geometry)

Posted on 2023-12-01 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Incircle in a semicircle (in Geometry)

Posted on 2023-11-30 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Lighthouse Crossed Three Lights Mashup (in General)

Posted on 2023-11-27 by

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**Brian Smith**(No Solution Yet, 3 Comments)Embedded Digital Product (in Numbers)

Posted on 2023-11-25 by

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**K Sengupta**(No Solution Yet, 2 Comments)Elementary, my dear Watson. (in Cryptography)

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**broll**(No Solution Yet, 4 Comments)Inflection Point Line (in Just Math)

Posted on 2023-11-24 by

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**Brian Smith**(No Solution Yet, 2 Comments)Pentagon maximized (in Geometry)

Posted on 2023-11-23 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Dissected square with center intact (in Shapes)

Posted on 2023-11-21 by

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**Jer**(No Solution Yet, 3 Comments)Find all possible pairs (in Just Math)

Posted on 2023-11-19 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)A Limit of Sum Expressions (in Numbers)

Posted on 2023-11-16 by

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**Brian Smith**(No Solution Yet, 2 Comments)Smells Trigonometric (in Just Math)

Posted on 2023-11-12 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)An insane puzzle (in Liars and Knights) Rating: 5.00

Posted on 2023-11-11 by

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**Math Man**(No Solution Yet, 9 Comments)House Numbers on the Clock Street (in Numbers)

Posted on 2023-11-10 by

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**K Sengupta**(No Solution Yet, 1 Comments)complex trigonometry (in Just Math)

Posted on 2023-11-07 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Those were the days, my friend (in General) Rating: 5.00

Posted on 2023-11-04 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)LCM and Equality Puzzle 2 (in Just Math)

Posted on 2023-10-31 by

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**Brian Smith**(No Solution Yet, 2 Comments)Consider prime numbers, get cube 2 (in Numbers)

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**broll**(No Solution Yet, 4 Comments)Even degree and Odd coefficient Crossed Polynomial Poser (in Just Math)

Posted on 2023-10-29 by

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**K Sengupta**(No Solution Yet, 7 Comments)Locus in a triangle (in Geometry) Rating: 4.00

Posted on 2023-10-09 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)n-Pandigital and k-Divisible (in Numbers)

Posted on 2023-10-08 by

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**Larry**(No Solution Yet, 1 Comments)Prime power pair (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Introducing Nova numbers (in General) Rating: 1.00

Posted on 2023-10-06 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Cubic equation relation (in Just Math)

Posted on 2023-10-04 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Math in letters 2 (in Just Math) Rating: 4.67

Posted on 2023-10-04 by

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**Math Man**(No Solution Yet, 4 Comments)Find Another Function (in Just Math)

Posted on 2023-10-01 by

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**K Sengupta**(No Solution Yet, 1 Comments)Crossing the x axis (in Just Math)

Posted on 2023-09-29 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)3 circles in a sliced square II (in Shapes)

Posted on 2023-09-26 by

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**Jer**(No Solution Yet, 0 Comments)One number missing (in Numbers) Rating: 4.00

Posted on 2023-09-25 by

Posted on 2023-09-25 by

**Ady TZIDON**(No Solution Yet, 3 Comments)3 circles in a sliced square (in Geometry)

Posted on 2023-09-22 by

Posted on 2023-09-22 by

**Jer**(No Solution Yet, 2 Comments)Tiling with Triominoes (in Shapes)

Posted on 2023-09-22 by

Posted on 2023-09-22 by

**Brian Smith**(No Solution Yet, 6 Comments)Inserting a number into 2023 (in Numbers)

Posted on 2023-09-20 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Reversing Minute Hand Clock (in Just Math)

Posted on 2023-09-19 by

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**Larry**(No Solution Yet, 1 Comments)Golden sine (in Just Math) Rating: 4.00

Posted on 2023-09-17 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Sawtooth Sum Settlement (in Just Math)

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**K Sengupta**(No Solution Yet, 1 Comments)From the root of cubic polynomial (in Just Math) Rating: 4.50

Posted on 2023-09-16 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Polynomial and exponential (in Just Math)

Posted on 2023-09-15 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A cubic equation (in Just Math) Rating: 4.00

Posted on 2023-09-14 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Symmetric expressions (in Just Math)

Posted on 2023-09-13 by

Posted on 2023-09-13 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Minimum of an expression (in Just Math) Rating: 4.00

Posted on 2023-09-12 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Integer factorial fraction (in Numbers)

Posted on 2023-09-11 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Bulbs and Switches III (in Probability)

Posted on 2023-09-10 by

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**K Sengupta**(No Solution Yet, 0 Comments)Is It Rational? (in Just Math)

Posted on 2023-09-09 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Area of an Obtuse triangle from Equilateral triangle (in Geometry)

Posted on 2023-09-08 by

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**Brian Smith**(No Solution Yet, 1 Comments)Fractional side constraint (in Just Math)

Posted on 2023-09-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The tangent formula (in Just Math) Rating: 4.00

Posted on 2023-09-06 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Side constraint for maximizing area (in Just Math)

Posted on 2023-09-04 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Matrix probability (in Probability)

Posted on 2023-09-03 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Powerful Parade (in Numbers) Rating: 4.00

Posted on 2023-09-03 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Triangle at a square corner (in General)

Posted on 2023-09-02 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Intermediate between two functions (in Calculus)

Posted on 2023-08-31 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)lcm divided by gcd (in Just Math)

Posted on 2023-08-30 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Ten not welcomed... (in Probability)

Posted on 2023-08-30 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Book page number (in Just Math)

Posted on 2023-08-29 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Square off from rectangle (in Just Math) Rating: 4.00

Posted on 2023-08-28 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Find pairs by Euclid (in Just Math)

Posted on 2023-08-27 by

Posted on 2023-08-27 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Easy rhombus angle measurement (in Geometry)

Posted on 2023-08-26 by

Posted on 2023-08-26 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Parabola triangle (in Just Math)

Posted on 2023-08-25 by

Posted on 2023-08-25 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Concatenated Triangular Numbers (in Numbers) Rating: 4.00

Posted on 2023-08-25 by

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**K Sengupta**(No Solution Yet, 4 Comments)Near pi Equation Solution Settlement (in Just Math)

Posted on 2023-08-23 by

Posted on 2023-08-23 by

**K Sengupta**(No Solution Yet, 3 Comments)Logic of pets (in Logic) Rating: 4.50

Posted on 2023-08-21 by

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**Math Man**(No Solution Yet, 5 Comments)Minimum distance between sets (in Just Math)

Posted on 2023-08-21 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Similar triangle split (in Geometry)

Posted on 2023-08-20 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Obtuse triangle from equilateral triangle (in Geometry) Rating: 4.50

Posted on 2023-08-14 by

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**Jer**(No Solution Yet, 4 Comments)Explore a diophantine equation (in Just Math)

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**Ady TZIDON**(No Solution Yet, 6 Comments)Power to factorial (in Just Math) Rating: 4.00

Posted on 2023-08-13 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Cubic roots manipulation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)A positive determinant (in Just Math)

Posted on 2023-08-11 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Four Powers (in Just Math) Rating: 4.00

Posted on 2023-08-10 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Card rotation (in Just Math) Rating: 5.00

Posted on 2023-08-09 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Maximize Rectangle on Semicircle in Triangle (in Calculus)

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**Larry**(No Solution Yet, 5 Comments)Ten-thousands Digit Determination (in Numbers) Rating: 4.00

Posted on 2023-08-06 by

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**K Sengupta**(No Solution Yet, 3 Comments)3 perfect squares (in Just Math) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 6 Comments)Cosine ratio to Sine (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Irrational powered equation (in Just Math)

Posted on 2023-07-30 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Seven-digit Number (in Numbers) Rating: 5.00

Posted on 2023-07-28 by

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**Larry**(No Solution Yet, 5 Comments)Simple composite number (in Numbers)

Posted on 2023-07-26 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Restricted ternary numbers (in Numbers)

Posted on 2023-07-24 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Consecutive inequality (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Forming a formula (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Simultaneous equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pairs by rearranging (in Just Math)

Posted on 2023-07-22 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Divisor count ratio (in Just Math)

Posted on 2023-07-21 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Concatenate Three Primes, Make Six Primes (in Numbers)

Posted on 2023-07-20 by

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**Larry**(No Solution Yet, 1 Comments)Trisected segment (in Geometry)

Posted on 2023-07-18 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Maharaja's diamonds (in Just Math) Rating: 5.00

Posted on 2023-07-17 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Prime power pairs (in Just Math)

Posted on 2023-07-16 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Simultaneous inequality? (in Just Math)

Posted on 2023-07-15 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Maximize Pyramid (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Cubic Summation divisibility (in Numbers)

Posted on 2023-07-13 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Triangle of Sticks (in Just Math)

Posted on 2023-07-11 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Find the matching word (in General)

Posted on 2023-07-10 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Trigonometry with altitudes (in Geometry)

Posted on 2023-07-09 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Binomial Coefficient Crossed GCD Concern (in Numbers)

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**K Sengupta**(No Solution Yet, 0 Comments)Sick flick (in Word Problems) Rating: 5.00

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**Math Man**(No Solution Yet, 4 Comments)Parabolas hugging a hexagon (in Geometry) Rating: 4.33

Posted on 2023-07-07 by

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**Jer**(No Solution Yet, 8 Comments)Finding 2022nd derivative (in Calculus)

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**K Sengupta**(No Solution Yet, 15 Comments)Dodecagon Based Pyramid (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Remainder Crossed Digit Permutation Resolution (in Numbers)

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**K Sengupta**(No Solution Yet, 3 Comments)Cubic Root Comparison (in Just Math) Rating: 5.00

Posted on 2023-07-05 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Ranging roots (in Just Math)

Posted on 2023-06-30 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Recover the faulty word (in Word Problems)

Posted on 2023-06-29 by

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**Ady TZIDON**(No Solution Yet, 7 Comments)Try a tricky solution (in Just Math)

Posted on 2023-06-28 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Golden Substitution (in Just Math)

Posted on 2023-06-27 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Diamond and Graphite (in Science) Rating: 3.50

Posted on 2023-06-27 by

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**K Sengupta**(No Solution Yet, 5 Comments)Vigorous derivative? (in Calculus)

Posted on 2023-06-26 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Some Linear Combination of Prime May Be a Perfect Square (in Numbers)

Posted on 2023-06-21 by

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**K Sengupta**(No Solution Yet, 2 Comments)Minimizing disjoint sum (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Sliding pennies #3 (in General) Rating: 5.00

Posted on 2023-06-13 by

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**K Sengupta**(No Solution Yet, 3 Comments)The determinant is divisible by three (in Just Math)

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**Ady TZIDON**(No Solution Yet, 5 Comments)Binomial and Floor Difference Crossed Division Determination (in Just Math) Rating: 2.00

Posted on 2023-06-03 by

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**K Sengupta**(No Solution Yet, 3 Comments)Unsolved (so far) problem (in General)

Posted on 2023-05-31 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Quick estimate (in Numbers) Rating: 1.00

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**Ady TZIDON**(No Solution Yet, 11 Comments)He gave me S and asked for X (in Just Math) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)Large factor product (in Numbers) Rating: 5.00

Posted on 2023-05-10 by

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**Jer**(No Solution Yet, 4 Comments)Cryptarithmetic Crossed Geometric Mean Poser (in Numbers)

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**K Sengupta**(No Solution Yet, 2 Comments)High powers involved (in Just Math)

Posted on 2023-05-09 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Wanted: the value(s) of the polynomial (in Just Math)

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**Ady TZIDON**(No Solution Yet, 1 Comments)Rock smashing competition (in Probability)

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**Jer**(No Solution Yet, 7 Comments)Counting the wounded (in Just Math)

Posted on 2023-05-03 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)A Complex Equation (in Just Math) Rating: 4.00

Posted on 2023-04-28 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)A polynomial equation (in Just Math)

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**Ady TZIDON**(No Solution Yet, 8 Comments)Triple seven power (in Just Math) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 14 Comments)Function of a function (in Just Math)

Posted on 2023-04-14 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Nice infinite series (in Sequences)

Posted on 2023-04-11 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Conjugate and radical equation (in Just Math)

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**Ady TZIDON**(No Solution Yet, 3 Comments)Basic trigo equation (in Just Math)

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**Ady TZIDON**(No Solution Yet, 2 Comments)Carpe Diem (in Numbers) Rating: 4.00

Posted on 2023-04-07 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Seems unlikely, but is not … (in Just Math)

Posted on 2023-04-06 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Factorials galore (in Sequences) Rating: 5.00

Posted on 2023-04-04 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)52-card lottery (in Probability) Rating: 5.00

Posted on 2023-03-29 by

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**Ady TZIDON**(No Solution Yet, 12 Comments)Three sins (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Fifth Powers (in Just Math) Rating: 4.00

Posted on 2023-03-21 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Two ways to solve (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 3 Comments)3 circles in a rectangle (in Geometry) Rating: 5.00

Posted on 2023-03-16 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Sum of two squares (in Numbers) Rating: 5.00

Posted on 2023-03-14 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)2 square roots (in Just Math) Rating: 4.00

Posted on 2023-03-12 by

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**Ady TZIDON**(No Solution Yet, 14 Comments)A simple p&p equation (in Just Math)

Posted on 2023-03-06 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Types of Transportation (in Word Problems)

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**Math Man**(No Solution Yet, 1 Comments)Two vending machines (in Probability)

Posted on 2023-03-02 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)WG’s quintuple (in Numbers) Rating: 4.00

Posted on 2023-02-28 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Possible Pisano Poser? (in Numbers) Rating: 4.00

Posted on 2023-02-21 by

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**K Sengupta**(No Solution Yet, 4 Comments)Name the base (in Just Math) Rating: 4.00

Posted on 2023-02-07 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Prisons foes (in Word Problems) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 7 Comments)Integers with Happy, Healthy Babies (in Numbers)

Posted on 2023-01-26 by

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**Larry**(No Solution Yet, 1 Comments)Ducks in a pond (in Probability) Rating: 5.00

Posted on 2023-01-24 by

Posted on 2023-01-24 by

**Jer**(No Solution Yet, 17 Comments)LCM, Sum and Product Puzzle (in Numbers)

Posted on 2023-01-13 by

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**K Sengupta**(No Solution Yet, 3 Comments)Three digits (in Numbers) Rating: 5.00

Posted on 2023-01-10 by

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**Math Man**(No Solution Yet, 4 Comments)1 2 3 4. How high is your score? (in Numbers)

Posted on 2023-01-03 by

Posted on 2023-01-03 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Bless you, Blaise! (in Probability)

Posted on 2022-12-31 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Gaussian Rectangle Problem (in Just Math)

Posted on 2022-12-23 by

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**Brian Smith**(No Solution Yet, 4 Comments)More Tangential Trapezoids (in Geometry)

Posted on 2022-12-16 by

Posted on 2022-12-16 by

**Brian Smith**(No Solution Yet, 4 Comments)Take it EZ (in Just Math) Rating: 5.00

Posted on 2022-12-13 by

Posted on 2022-12-13 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Rising above the ceiling (in Probability) Rating: 5.00

Posted on 2022-12-06 by

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**K Sengupta**(No Solution Yet, 6 Comments)Special Words 3 (in Word Problems) Rating: 5.00

Posted on 2022-12-04 by

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**Larry**(No Solution Yet, 3 Comments)Fraction-Fraction-Fraction Finding (in Numbers)

Posted on 2022-12-02 by

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**K Sengupta**(No Solution Yet, 2 Comments)A Game of Dice Puzzle (in Probability)

Posted on 2022-11-14 by

Posted on 2022-11-14 by

**K Sengupta**(No Solution Yet, 7 Comments)All vowels disclosed (in Word Problems)

Posted on 2022-11-12 by

Posted on 2022-11-12 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Prime Possibility Poser (in Numbers)

Posted on 2022-11-10 by

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**K Sengupta**(No Solution Yet, 2 Comments)Binomial Coefficient Product Puzzle (in Numbers) Rating: 5.00

Posted on 2022-11-07 by

Posted on 2022-11-07 by

**K Sengupta**(No Solution Yet, 3 Comments)Homeric Character Conclusion (in Word Problems)

Posted on 2022-11-06 by

Posted on 2022-11-06 by

**K Sengupta**(No Solution Yet, 1 Comments)Moving Quarters II (in General) Rating: 5.00

Posted on 2022-11-02 by

Posted on 2022-11-02 by

**K Sengupta**(No Solution Yet, 13 Comments)Sorting Coins III (in Weights and Scales) Rating: 4.00

Posted on 2022-10-26 by

Posted on 2022-10-26 by

**K Sengupta**(No Solution Yet, 4 Comments)Four Floored Cube Finding (in Numbers)

Posted on 2022-10-24 by

Posted on 2022-10-24 by

**K Sengupta**(No Solution Yet, 2 Comments)Knot Tying Travail (in Probability) Rating: 5.00

Posted on 2022-10-16 by

Posted on 2022-10-16 by

**K Sengupta**(No Solution Yet, 5 Comments)Three Distinct Divisor Trial (in Numbers)

Posted on 2022-10-15 by

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**K Sengupta**(No Solution Yet, 5 Comments)Mystery sequence (in Sequences) Rating: 5.00

Posted on 2022-10-13 by

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**Math Man**(No Solution Yet, 8 Comments)Fifth Root Finding (in Algorithms) Rating: 5.00

Posted on 2022-09-29 by

Posted on 2022-09-29 by

**K Sengupta**(No Solution Yet, 1 Comments)Get one fourth by squaring (in Numbers) Rating: 5.00

Posted on 2022-09-27 by

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**K Sengupta**(No Solution Yet, 1 Comments)One, Two, Three, Floor Integral 2 (in Calculus) Rating: 4.00

Posted on 2022-09-20 by

Posted on 2022-09-20 by

**Jer**(No Solution Yet, 1 Comments)Sums of floors and fractionals (in Just Math) Rating: 5.00

Posted on 2022-09-18 by

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**Jer**(No Solution Yet, 6 Comments)A Pandigital Multiple Puzzle (in Numbers) Rating: 4.00

Posted on 2022-09-14 by

Posted on 2022-09-14 by

**K Sengupta**(No Solution Yet, 1 Comments)Scrabble numbers that score themselves (in Word Problems)

Posted on 2022-09-09 by

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**Jer**(No Solution Yet, 1 Comments)Many types (in Liars and Knights) Rating: 5.00

Posted on 2022-09-03 by

Posted on 2022-09-03 by

**Math Man**(No Solution Yet, 1 Comments)Tic Tac Toe IV (in Games) Rating: 4.00

Posted on 2022-08-23 by

Posted on 2022-08-23 by

**K Sengupta**(No Solution Yet, 4 Comments)A Cold and Frosty Morning (in Science) Rating: 4.00

Posted on 2022-08-15 by

Posted on 2022-08-15 by

**K Sengupta**(No Solution Yet, 12 Comments)Cubic Diophantine Conclusion II (in Numbers) Rating: 3.00

Posted on 2022-08-13 by

Posted on 2022-08-13 by

**K Sengupta**(No Solution Yet, 2 Comments)Binary Repunit Padovans (in Numbers) Rating: 5.00

Posted on 2022-08-11 by

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**K Sengupta**(No Solution Yet, 5 Comments)Perplexus arrangement (in Just Math) Rating: 3.00

Posted on 2022-08-08 by

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**Jer**(No Solution Yet, 1 Comments)From sum to addends 2 (in Numbers) Rating: 5.00

Posted on 2022-07-28 by

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**Larry**(No Solution Yet, 3 Comments)Product Crossed Pointed Ratio Puzzle (in Numbers) Rating: 5.00

Posted on 2022-07-27 by

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**K Sengupta**(No Solution Yet, 7 Comments)381654729 (in Just Math) Rating: 2.50

Posted on 2022-07-23 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Perfect Powers with no Repeat Digits (in Numbers) Rating: 5.00

Posted on 2022-07-22 by

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**Larry**(No Solution Yet, 1 Comments)Brothers Crossed Eye Color Puzzle (in Logic) Rating: 1.00

Posted on 2022-07-20 by

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**K Sengupta**(No Solution Yet, 7 Comments)A square deal (in Sequences) Rating: 3.00

Posted on 2022-07-18 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)3 out of 5 (in Just Math) Rating: 5.00

Posted on 2022-07-15 by

Posted on 2022-07-15 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Spellements 2 (in General) Rating: 4.00

Posted on 2022-07-15 by

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**Larry**(No Solution Yet, 13 Comments)The Game of Keno (in Probability) Rating: 4.00

Posted on 2022-07-12 by

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**K Sengupta**(No Solution Yet, 3 Comments)SOD(power) = power (in Numbers) Rating: 5.00

Posted on 2022-07-07 by

Posted on 2022-07-07 by

**Larry**(No Solution Yet, 1 Comments)Two Hourglass Treat (in Weights and Scales) Rating: 4.00

Posted on 2022-07-04 by

Posted on 2022-07-04 by

**K Sengupta**(No Solution Yet, 1 Comments)Pro and con (in Word Problems) Rating: 5.00

Posted on 2022-07-03 by

Posted on 2022-07-03 by

**Ady TZIDON**(No Solution Yet, 9 Comments)Restless Retreat Resolution (in Logic) Rating: 5.00

Posted on 2022-07-01 by

Posted on 2022-07-01 by

**K Sengupta**(No Solution Yet, 3 Comments)Checking the score (in Cryptography) Rating: 4.00

Posted on 2022-06-27 by

Posted on 2022-06-27 by

**broll**(No Solution Yet, 3 Comments)Cycles of roots as coefficients (in Just Math) Rating: 5.00

Posted on 2022-06-16 by

Posted on 2022-06-16 by

**Jer**(No Solution Yet, 4 Comments)Hexagon area ratio (in Geometry) Rating: 4.00

Posted on 2022-06-15 by

Posted on 2022-06-15 by

**Jer**(No Solution Yet, 1 Comments)Primorial Penultimate Piece (in Numbers) Rating: 5.00

Posted on 2022-06-14 by

Posted on 2022-06-14 by

**Larry**(No Solution Yet, 2 Comments)Arithmetic Derivative (in Numbers) Rating: 5.00

Posted on 2022-06-10 by

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**Larry**(No Solution Yet, 7 Comments)Sorta Platonic... (in Numbers) Rating: 5.00

Posted on 2022-06-09 by

Posted on 2022-06-09 by

**K Sengupta**(No Solution Yet, 3 Comments)Maximum Palindrome Count Muse (in Numbers) Rating: 5.00

Posted on 2022-06-07 by

Posted on 2022-06-07 by

**K Sengupta**(No Solution Yet, 3 Comments)Quaint Quadruplet Query (in Numbers) Rating: 5.00

Posted on 2022-06-06 by

Posted on 2022-06-06 by

**K Sengupta**(No Solution Yet, 5 Comments)Nested radical redux (in Numbers) Rating: 5.00

Posted on 2022-06-04 by

Posted on 2022-06-04 by

**Jer**(No Solution Yet, 9 Comments)'- subject to availability -' (in Probability) Rating: 2.33

Posted on 2022-06-02 by

Posted on 2022-06-02 by

**broll**(No Solution Yet, 7 Comments)Three Pasture Puzzle (in Numbers) Rating: 5.00

Posted on 2022-06-01 by

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**K Sengupta**(No Solution Yet, 8 Comments)Last house on the street (in Just Math) Rating: 4.00

Posted on 2022-05-31 by

Posted on 2022-05-31 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Forty Four Digit Decision (in Numbers) Rating: 5.00

Posted on 2022-05-30 by

Posted on 2022-05-30 by

**K Sengupta**(No Solution Yet, 2 Comments)Lexicographic Listing (in Algorithms) Rating: 4.00

Posted on 2022-05-29 by

Posted on 2022-05-29 by

**K Sengupta**(No Solution Yet, 3 Comments)What base? (in Just Math) Rating: 4.00

Posted on 2022-05-28 by

Posted on 2022-05-28 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Parametric Quadratic Diophantine Dilemma (in Numbers) Rating: 5.00

Posted on 2022-05-27 by

Posted on 2022-05-27 by

**K Sengupta**(No Solution Yet, 3 Comments)Equally divided (in Numbers) Rating: 3.00

Posted on 2022-05-22 by

Posted on 2022-05-22 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Fifth Thursdays and Sundays (in Algorithms) Rating: 5.00

Posted on 2022-05-17 by

Posted on 2022-05-17 by

**K Sengupta**(No Solution Yet, 1 Comments)2^n mod n (in Just Math) Rating: 4.00

Posted on 2022-05-13 by

Posted on 2022-05-13 by

**Math Man**(No Solution Yet, 3 Comments)Googol vs Googolplex (in Numbers) Rating: 4.50

Posted on 2022-05-12 by

Posted on 2022-05-12 by

**Jer**(No Solution Yet, 3 Comments)2 incompatible words (in Word Problems) Rating: 5.00

Posted on 2022-05-09 by

Posted on 2022-05-09 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Car Thief Identification (in Logic)

Posted on 2022-05-08 by

Posted on 2022-05-08 by

**K Sengupta**(No Solution Yet, 5 Comments)The Playlist (in Probability) Rating: 5.00

Posted on 2022-04-28 by

Posted on 2022-04-28 by

**Kenny M**(No Solution Yet, 2 Comments)Counting words (in Just Math) Rating: 5.00

Posted on 2022-04-27 by

Posted on 2022-04-27 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Simple set (in Just Math) Rating: 4.00

Posted on 2022-04-25 by

Posted on 2022-04-25 by

**Ady TZIDON**(No Solution Yet, 2 Comments)3 Pals make a Pal (in Numbers) Rating: 5.00

Posted on 2022-04-20 by

Posted on 2022-04-20 by

**Larry**(No Solution Yet, 2 Comments)Move the digit, Change the base (in Numbers) Rating: 5.00

Posted on 2022-04-19 by

Posted on 2022-04-19 by

**Larry**(No Solution Yet, 10 Comments)L OR H (in Weights and Scales) Rating: 3.00

Posted on 2022-04-18 by

Posted on 2022-04-18 by

**Ady TZIDON**(No Solution Yet, 4 Comments)From a to z (in Just Math) Rating: 4.50

Posted on 2022-04-17 by

Posted on 2022-04-17 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Digit Replacement and Square Settlement (in Numbers) Rating: 5.00

Posted on 2022-04-11 by

Posted on 2022-04-11 by

**K Sengupta**(No Solution Yet, 5 Comments)Eventual Inverse Function (in Just Math) Rating: 4.00

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**Jer**(No Solution Yet, 1 Comments)Darn you Wordle! (in Word Problems) Rating: 5.00

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**Jer**(No Solution Yet, 6 Comments)A Kiss solution (in General) Rating: 3.50

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**Ady TZIDON**(No Solution Yet, 9 Comments)Integral Roots (in Just Math) Rating: 5.00

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**Brian Smith**(No Solution Yet, 5 Comments)Flipflop the digits, octuple the number (in Numbers) Rating: 5.00

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**Larry**(No Solution Yet, 5 Comments)Slim chance? (in Probability) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 5 Comments)Attributed to Ramanujan (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 3 Comments)Some inflation ! (in Numbers) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)sum, reciprocals, squares (in Numbers) Rating: 4.00

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**Jer**(No Solution Yet, 4 Comments)Rational Reverse Crossed Product Resolution (in Numbers) Rating: 4.00

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**K Sengupta**(No Solution Yet, 5 Comments)Square and triangle on centers (in Geometry) Rating: 4.00

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**Jer**(No Solution Yet, 1 Comments)Palindrome factors (in Numbers) Rating: 5.00

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**Jer**(No Solution Yet, 8 Comments)Pi Day (in Word Problems) Rating: 4.50

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**Math Man**(No Solution Yet, 4 Comments)Squares on each others centers (in Geometry) Rating: 3.00

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**Jer**(No Solution Yet, 1 Comments)An Olympic trial II (in Just Math) Rating: 4.00

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**Jer**(No Solution Yet, 4 Comments)Villes Et Etats Des Etats-Unis (in General) Rating: 5.00

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**K Sengupta**(No Solution Yet, 8 Comments)An Olympic trial (in Calculus) Rating: 4.00

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**Jer**(No Solution Yet, 1 Comments)Counterfeit Coins Conclusion (in Weights and Scales) Rating: 5.00

Posted on 2022-02-28 by

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**K Sengupta**(No Solution Yet, 0 Comments)No consecutive 1's (in Numbers) Rating: 5.00

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**Jer**(No Solution Yet, 2 Comments)Very peculiar feature ! (in Numbers) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Announced vs Final rank average (in Probability) Rating: 5.00

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**Jer**(No Solution Yet, 2 Comments)Powerful portions (in Games) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Inconsiderable Five-Prime Ratio Illation II (in Numbers) Rating: 5.00

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**K Sengupta**(No Solution Yet, 2 Comments)Announced rank average (in Probability) Rating: 4.00

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**Jer**(No Solution Yet, 3 Comments)2 parallel chords (in Geometry) Rating: 4.00

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**Jer**(No Solution Yet, 3 Comments)Five sentences (in Logic) Rating: 5.00

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**Math Man**(No Solution Yet, 3 Comments)Checkerboard Chance Conclusion (in Probability) Rating: 5.00

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**K Sengupta**(No Solution Yet, 9 Comments)Why? a quickie (in Numbers) Rating: 5.00

Posted on 2022-02-06 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Triangle in a rectangle (in Geometry) Rating: 4.00

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**Jer**(No Solution Yet, 0 Comments)Four Friends and Die Puzzle (in Logic) Rating: 3.00

Posted on 2022-01-31 by

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**K Sengupta**(No Solution Yet, 1 Comments)Difference is sod sum (in Numbers) Rating: 4.00

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**Larry**(No Solution Yet, 4 Comments)Hexagon's square coverage (in Geometry) Rating: 4.00

Posted on 2022-01-21 by

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**Jer**(No Solution Yet, 3 Comments)Closest approaches (in Geometry) Rating: 3.00

Posted on 2022-01-14 by

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**Jer**(No Solution Yet, 3 Comments)Pandiv 143 (in Numbers) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Time After Time (in Numbers) Rating: 4.00

Posted on 2022-01-11 by

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**Math Man**(No Solution Yet, 2 Comments)Age of ages (2) (in Just Math) Rating: 5.00

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**K Sengupta**(No Solution Yet, 6 Comments)Either way (in Numbers) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 8 Comments)Choose a job you like… (in Word Problems) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 7 Comments)A Special Cubic Tangent (in Calculus) Rating: 4.00

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**Brian Smith**(No Solution Yet, 0 Comments)6 out of 20 (in Cryptography) Rating: 5.00

Posted on 2021-12-23 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Add a Z-word (in General) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)5 peaceful rooks (in Just Math) Rating: 3.50

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**Ady TZIDON**(No Solution Yet, 2 Comments)Straight Up Inequality (in Just Math) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments) Ninety Seven and Divisibility Nuance (in Just Math) Rating: 4.00

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**K Sengupta**(No Solution Yet, 10 Comments)Text to math to text (in General) Rating: 4.33

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**Ady TZIDON**(No Solution Yet, 9 Comments)ABBA words a.k.a. Test #12: (in Word Problems) Rating: 4.00

Posted on 2021-12-07 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Mas o menos vs comme il faut (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 3 Comments)Differentiation Crossed Inverse Derivation (in Calculus) Rating: 4.00

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**K Sengupta**(No Solution Yet, 0 Comments)Periodic functional equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Count the trailing zeros (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)Calculating the Inverse Rule (in Calculus) Rating: 4.00

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**Math Man**(No Solution Yet, 1 Comments)Wholesum continuity and differentiability (in Calculus)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Complex function (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Cubic computation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Prove or verify (in Just Math) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)What digit is there? (in Just Math) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 2 Comments)Partially illuminated cone (in Calculus) Rating: 5.00

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**Jer**(No Solution Yet, 10 Comments)Tea-Time TauTology (in Word Problems) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 2 Comments)Simple complex numbers (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pax vobiscum (in General) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 4 Comments)Plain similarity (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Hexomino tile enumeration (in Numbers) Rating: 4.00

Posted on 2021-10-27 by

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**Jer**(No Solution Yet, 4 Comments)Left/Right side story (in Word Problems) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Restaurant Rock and Roll (in Word Problems) Rating: 4.00

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**Math Man**(No Solution Yet, 4 Comments)Cubic conundrum (in Just Math) Rating: 4.00

Posted on 2021-10-18 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Function at least 2 (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Actual triominoes (in Numbers) Rating: 4.00

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**Jer**(No Solution Yet, 2 Comments)Independent projections (in Geometry) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Limited Orientation Triominoes (in Shapes) Rating: 3.00

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**Brian Smith**(No Solution Yet, 5 Comments)Sequence Sum Situation (in Sequences) Rating: 3.00

Posted on 2021-10-06 by

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**Brian Smith**(No Solution Yet, 4 Comments)....and the 100th member is (in Sequences) Rating: 3.33

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**Ady TZIDON**(No Solution Yet, 4 Comments)Symmetrical biquadratic (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Expo 7629 (in Numbers) Rating: 4.00

Posted on 2021-09-27 by

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**Ady TZIDON**(No Solution Yet, 7 Comments)Imaginary triangles (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Imagine the points (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Largest circle in quadrilateral (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)Polynomial substitution (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Legally Blonde 2 (in Liars and Knights) Rating: 3.67

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**Math Man**(No Solution Yet, 4 Comments)The 10th distance (in Just Math) Rating: 4.50

Posted on 2021-09-06 by

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**Ady TZIDON**(No Solution Yet, 8 Comments)Bishops galore (in Games) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 6 Comments)Angle bisector in isosceles trapezoid (in Geometry) Rating: 3.00

Posted on 2021-08-30 by

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**Jer**(No Solution Yet, 2 Comments)Bivariate equation (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)SOD revealed (in General) Rating: 5.00

Posted on 2021-08-26 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Derivative inequation (in Calculus)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Two spherical scoops (in Shapes) Rating: 4.00

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**Jer**(No Solution Yet, 2 Comments)Inconvenient points (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)More balanced weighing (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)2 neighbours create a square (in Numbers) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 9 Comments)Prime pair equation (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Planar factor graphs (in Just Math) Rating: 5.00

Posted on 2021-08-16 by

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**Jer**(No Solution Yet, 16 Comments)Factorials and 2 powers (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Functional fiesta (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A monthly puzzle (in Cryptography) Rating: 5.00

Posted on 2021-08-06 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)A coprime couple (in Numbers) Rating: 4.00

Posted on 2021-08-05 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Quarilateral vertex reflection (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Indeed common (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Many Heads part 2 (in Probability) Rating: 4.50

Posted on 2021-08-02 by

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**Jer**(No Solution Yet, 2 Comments)Algebraic factors? (in Just Math)

Posted on 2021-07-28 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Good sequence (in Sequences) Rating: 3.50

Posted on 2021-07-26 by

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**Math Man**(No Solution Yet, 4 Comments)Words, words and words (in Word Problems) Rating: 5.00

Posted on 2021-07-21 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Four equal digits (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Cyclic recursive summation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 9 Comments)Adjacent Square Sum II (in Just Math) Rating: 5.00

Posted on 2021-07-15 by

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**Jer**(No Solution Yet, 1 Comments)Irrational root shared (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Unwinding a rope (in Calculus) Rating: 1.00

Posted on 2021-07-13 by

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**Jer**(No Solution Yet, 9 Comments)Solution in every interval? (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Arithmetic inverse trigonometry (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Special dates (in Science) Rating: 4.00

Posted on 2021-07-06 by

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**Ady TZIDON**(No Solution Yet, 44 Comments)Prime pairs in power (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Pascal's Lottery (in Probability) Rating: 4.00

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**broll**(No Solution Yet, 6 Comments)Reflection in Rectangle (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Mid point and similarity (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Distinct routes (in Numbers) Rating: 5.00

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**Ady TZIDON**(No Solution Yet, 10 Comments)Three random squares (in Just Math) Rating: 5.00

Posted on 2021-06-23 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Digit equivalence (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)The power of 37 (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Prime count (in Numbers) Rating: 4.00

Posted on 2021-06-16 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Maximal product requested (in Just Math)

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**Ady TZIDON**(No Solution Yet, 3 Comments)What is the last number? (in Numbers) Rating: 3.00

Posted on 2021-06-14 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Digit Sum Divisibility (in Numbers) Rating: 5.00

Posted on 2021-06-11 by

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**tomarken**(No Solution Yet, 2 Comments)Double negative (in Numbers) Rating: 5.00

Posted on 2021-06-09 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Leading divisibility (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Multiply by 2 (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Nine Pointed Sphere (in Shapes) Rating: 3.00

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**Danish Ahmed Khan**(No Solution Yet, 12 Comments)Let's play Bocce (in Probability) Rating: 5.00

Posted on 2021-06-02 by

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**Jer**(No Solution Yet, 6 Comments)Rubik's Swap (in General) Rating: 4.00

Posted on 2021-06-01 by

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**tomarken**(No Solution Yet, 9 Comments)Linked List Deleted (in Algorithms)

Posted on 2021-05-31 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Gambler’s dilemma (in Probability) Rating: 3.00

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**Ady TZIDON**(No Solution Yet, 8 Comments)Four word classes (in Word Problems) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 5 Comments)Eleven as mandatory divider (in Sequences)

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**Ady TZIDON**(No Solution Yet, 5 Comments)The Loopy Lunatic (in Science)

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)Tricky function composition (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Polynomial radicals (in Just Math)

Posted on 2021-05-14 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Positive divisor of positive divisor (in Numbers)

Posted on 2021-05-13 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Consecutive power sum (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)A Country, a City and a pamphlet (in Numbers) Rating: 4.00

Posted on 2021-05-11 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Ones or twos II (in Numbers) Rating: 4.00

Posted on 2021-05-10 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Five root function (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Fibonacci Inequality (in Just Math) Rating: 4.00

Posted on 2021-05-06 by

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**tomarken**(No Solution Yet, 4 Comments)Pandigital powers 2 (in Numbers) Rating: 4.50

Posted on 2021-05-04 by

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**Math Man**(No Solution Yet, 3 Comments)Plus operator insertion (in Numbers) Rating: 3.00

Posted on 2021-05-03 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Locus amid two intersecting circles (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Minimize parallelogram diagonal (in Geometry)

Posted on 2021-04-28 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)The incompatible food triad (in General)

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**Ady TZIDON**(No Solution Yet, 17 Comments)Recursive determinant replacement of quadratic (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)colinear intersection points from a hexagon (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Erased to a multiple of 7 (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Common and tasty (in Word Problems) Rating: 5.00

Posted on 2021-04-20 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Find set cardinality (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pigeonhole roots (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Prisoners and Coins (in Logic) Rating: 3.00

Posted on 2021-04-14 by

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**tomarken**(No Solution Yet, 4 Comments)Time to rhyme (in Numbers) Rating: 3.00

Posted on 2021-04-13 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Constrained circle in quadrilateral (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Pandigital powers (in Numbers) Rating: 5.00

Posted on 2021-04-07 by

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**Math Man**(No Solution Yet, 6 Comments)Nearsighted rooks on a large chessboard (in Just Math) Rating: 3.00

Posted on 2021-04-05 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Quadratic inequality leading to sum of roots (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Knight tour in an infinite board (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)7.1.4 , my friend (in Numbers) Rating: 5.00

Posted on 2021-03-31 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Only in USA (in General) Rating: 5.00

Posted on 2021-03-29 by

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**Ady TZIDON**(No Solution Yet, 8 Comments)Max angle in triangle (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Routes' routine (in Logic) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 1 Comments)Don't walk! (in General) Rating: 4.33

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**Ady TZIDON**(No Solution Yet, 16 Comments)Permuted quadratic equation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)With or without (in Numbers) Rating: 4.50

Posted on 2021-03-22 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Reduce to a lower degree (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Induced divisibility (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)The fibbons (in Numbers) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 8 Comments)Out of “Pillow Problems” (in Numbers) Rating: 4.00

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**Ady TZIDON**(No Solution Yet, 2 Comments)3 roots of a biquadratic (in Just Math)

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Posted on 2021-03-14 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Cubic Minimum (in Numbers) Rating: 3.00

Posted on 2021-03-13 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)One excircle to another (in Geometry)

Posted on 2021-03-12 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The replacement game (in Numbers)

Posted on 2021-03-09 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Words' insides (in Word Problems) Rating: 4.00

Posted on 2021-03-08 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Situational roots of a biquadratic (in Just Math)

Posted on 2021-03-07 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Defining a triangle. (in Geometry) Rating: 4.00

Posted on 2021-03-06 by

Posted on 2021-03-06 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Strictly monotonic (in Calculus)

Posted on 2021-03-05 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Numeric card game (in Just Math) Rating: 3.00

Posted on 2021-03-04 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Digit ending and divisibility (in Numbers)

Posted on 2021-03-03 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Job interview (in Logic) Rating: 3.00

Posted on 2021-03-02 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)A drill to remember (in Geometry) Rating: 4.00

Posted on 2021-03-01 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Reciprocal Equation #6 (in Just Math)

Posted on 2021-02-28 by

Posted on 2021-02-28 by

**Brian Smith**(No Solution Yet, 3 Comments)Binomial function hunt (in Just Math)

Posted on 2021-02-26 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Irregular Pentagram Problem (in Shapes)

Posted on 2021-02-24 by

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**Brian Smith**(No Solution Yet, 1 Comments)Sport above all (in Just Math) Rating: 3.00

Posted on 2021-02-22 by

Posted on 2021-02-22 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Construction calculation (in Geometry)

Posted on 2021-02-21 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Differences of the fraction (in Just Math) Rating: 4.00

Posted on 2021-02-20 by

Posted on 2021-02-20 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)differentiability in functions (in Calculus)

Posted on 2021-02-19 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Trapezium in polygon (in Numbers) Rating: 3.00

Posted on 2021-02-18 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Integer sides of cuboid (in Numbers) Rating: 3.00

Posted on 2021-02-17 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Tom and Jerry (in Logic) Rating: 5.00

Posted on 2021-02-16 by

Posted on 2021-02-16 by

**Math Man**(No Solution Yet, 3 Comments)Less than 100 (in Numbers) Rating: 4.00

Posted on 2021-02-14 by

Posted on 2021-02-14 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Squares concatenated to square (in Numbers) Rating: 3.00

Posted on 2021-02-13 by

Posted on 2021-02-13 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Solve in naturals (in Numbers)

Posted on 2021-02-12 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)As close as possible (in Numbers) Rating: 3.00

Posted on 2021-02-11 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Polygon angle summation (in Geometry)

Posted on 2021-02-10 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)As time goes by (in Sequences) Rating: 2.33

Posted on 2021-02-09 by

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**Ady TZIDON**(No Solution Yet, 7 Comments)Mission 55 (in Numbers) Rating: 4.00

Posted on 2021-02-08 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Powered to perfect (in Numbers) Rating: 3.67

Posted on 2021-02-07 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)The nearness of you (in Logic) Rating: 3.00

Posted on 2021-02-06 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Triple composition on naturals (in Just Math) Rating: 1.00

Posted on 2021-02-05 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Provide dimensions (in Geometry) Rating: 2.50

Posted on 2021-02-03 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Perpendicular edge of tetrahedron (in Geometry)

Posted on 2021-02-02 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Isosceles split (in Geometry)

Posted on 2021-02-01 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Polygon mesh with a point (in Geometry)

Posted on 2021-01-31 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)374 1493 I9 243 35 85M4 (in Just Math) Rating: 5.00

Posted on 2021-01-30 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Entries of a matrix (in Just Math) Rating: 4.00

Posted on 2021-01-29 by

Posted on 2021-01-29 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)mini equilateral over mega equilateral (in Just Math)

Posted on 2021-01-28 by

Posted on 2021-01-28 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Three circles on sphere (in Just Math)

Posted on 2021-01-27 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Never consecutive (in Probability) Rating: 4.00

Posted on 2021-01-26 by

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**Jer**(No Solution Yet, 7 Comments)33rd Powers (in Numbers) Rating: 3.00

Posted on 2021-01-25 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)An increasing function equation (in Calculus) Rating: 3.00

Posted on 2021-01-24 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)3D geometry (in Shapes) Rating: 1.00

Posted on 2021-01-22 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Giant divisibility (in Just Math)

Posted on 2021-01-21 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Complex hexagon ratios (in Just Math)

Posted on 2021-01-20 by

Posted on 2021-01-20 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Colinearity with rectangle vertex (in Geometry)

Posted on 2021-01-17 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)3 to 6 letters (in Word Problems) Rating: 4.00

Posted on 2021-01-16 by

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**Ady TZIDON**(No Solution Yet, 9 Comments)Reverse engineering (in Tricks) Rating: 3.00

Posted on 2021-01-15 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Literary apparel (in Word Problems) Rating: 5.00

Posted on 2021-01-14 by

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**Math Man**(No Solution Yet, 2 Comments)number sum equals all digit sum (in Numbers)

Posted on 2021-01-13 by

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)Solitaire: Probability Of No First Move (in Probability)

Posted on 2021-01-12 by

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**Larry**(No Solution Yet, 5 Comments)Lattices inside square (in Just Math)

Posted on 2021-01-10 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Go one, two, three (in Numbers) Rating: 3.00

Posted on 2021-01-09 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Rhombus and equilateral triangles (in Geometry) Rating: 2.00

Posted on 2021-01-06 by

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**Jer**(No Solution Yet, 3 Comments)Trunk numbers (in Just Math) Rating: 3.00

Posted on 2021-01-04 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Go form square (in Numbers) Rating: 2.00

Posted on 2021-01-03 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Go do modulus (in Numbers) Rating: 4.00

Posted on 2021-01-02 by

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)The money winning strategy (in Just Math) Rating: 3.00

Posted on 2021-01-01 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Welcome, 2021 (in Cryptography) Rating: 3.00

Posted on 2020-12-31 by

Posted on 2020-12-31 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Rectangular blocks (in Just Math)

Posted on 2020-12-30 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Solve simultaneous with linear and quintic (in Numbers) Rating: 3.00

Posted on 2020-12-29 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Express as product of quadratic (in Just Math) Rating: 3.00

Posted on 2020-12-27 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Giant sum of products (in Numbers)

Posted on 2020-12-26 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)On the angle bisector (in Geometry)

Posted on 2020-12-25 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Concyclic in a triangle (in Geometry)

Posted on 2020-12-24 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Measure angle in parallelogram (in Geometry)

Posted on 2020-12-23 by

Posted on 2020-12-23 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Functional Equation (in Just Math)

Posted on 2020-12-22 by

Posted on 2020-12-22 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Circular segments (in Just Math)

Posted on 2020-12-21 by

Posted on 2020-12-21 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Conditional pairs (in Just Math)

Posted on 2020-12-19 by

Posted on 2020-12-19 by

**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Number play (in Numbers) Rating: 4.50

Posted on 2020-12-18 by

Posted on 2020-12-18 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Circular area minimized (in Calculus)

Posted on 2020-12-17 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Perpendiculars in cyclic quadrilateral (in Geometry)

Posted on 2020-12-16 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Functional inequality (in Just Math)

Posted on 2020-12-15 by

Posted on 2020-12-15 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Box and cube rooted (in Numbers)

Posted on 2020-12-14 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)3 and 3 and... (in Numbers) Rating: 3.00

Posted on 2020-12-13 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Snails journey (in Just Math)

Posted on 2020-12-12 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Complete number (in Numbers)

Posted on 2020-12-09 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Quick triangle side (in Geometry)

Posted on 2020-12-08 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Tic tac toe points (in Just Math)

Posted on 2020-12-07 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Equation in integers (in Numbers) Rating: 3.00

Posted on 2020-12-06 by

Posted on 2020-12-06 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Functional practice (in Just Math)

Posted on 2020-12-05 by

Posted on 2020-12-05 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Possible diquadratic (in Just Math)

Posted on 2020-12-04 by

Posted on 2020-12-04 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Shortest way to a million (in Numbers) Rating: 4.50

Posted on 2020-12-03 by

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**Ady TZIDON**(No Solution Yet, 15 Comments)Missing side of hexagon (in Geometry) Rating: 2.00

Posted on 2020-12-02 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Concatenation equals Sum of Squares (in Numbers)

Posted on 2020-12-01 by

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**Larry**(No Solution Yet, 5 Comments)Permuted sums (in Just Math) Rating: 3.00

Posted on 2020-11-30 by

Posted on 2020-11-30 by

**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Weird shuffling (in Just Math)

Posted on 2020-11-29 by

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)2 absent digits (in Numbers) Rating: 2.00

Posted on 2020-11-28 by

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**Ady TZIDON**(No Solution Yet, 6 Comments)Find the third side (in Geometry)

Posted on 2020-11-27 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Maximal of a function (in Calculus)

Posted on 2020-11-25 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Rubik's cut (in Just Math) Rating: 2.00

Posted on 2020-11-24 by

Posted on 2020-11-24 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Calculator at rescue? (in Just Math)

Posted on 2020-11-23 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Locus to trisect the triangle (in Just Math) Rating: 3.00

Posted on 2020-11-22 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Go Discriminant! (in Just Math)

Posted on 2020-11-21 by

Posted on 2020-11-21 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Radicals inside box (in Numbers)

Posted on 2020-11-19 by

Posted on 2020-11-19 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Microscopically small (in Numbers)

Posted on 2020-11-17 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Naoish numbers (in Numbers) Rating: 2.00

Posted on 2020-11-16 by

Posted on 2020-11-16 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Go left of the number (in Numbers) Rating: 3.00

Posted on 2020-11-15 by

Posted on 2020-11-15 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Exponentiation Equals Concatenation (in Numbers) Rating: 3.00

Posted on 2020-11-14 by

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**Larry**(No Solution Yet, 4 Comments)Dive deep after the decimal point (in Numbers)

Posted on 2020-11-13 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Fit the middle digit (in Numbers) Rating: 3.00

Posted on 2020-11-12 by

Posted on 2020-11-12 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Trifecta circles (in Numbers)

Posted on 2020-11-11 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Making it cubic (in Numbers)

Posted on 2020-11-10 by

Posted on 2020-11-10 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Clock a doodle do (in Just Math)

Posted on 2020-11-09 by

Posted on 2020-11-09 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Rectangular puzzle (in Just Math)

Posted on 2020-11-08 by

Posted on 2020-11-08 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Quadratic integer root (in Just Math)

Posted on 2020-11-07 by

Posted on 2020-11-07 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Count real roots (in Just Math) Rating: 3.00

Posted on 2020-11-06 by

Posted on 2020-11-06 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Neighboring Countries (in Word Problems)

Posted on 2020-11-05 by

Posted on 2020-11-05 by

**Math Man**(No Solution Yet, 3 Comments)Polynomial practice 2 (in Just Math)

Posted on 2020-11-04 by

Posted on 2020-11-04 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)A triangle locus (in Geometry)

Posted on 2020-11-03 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Cubic coefficients (in Just Math) Rating: 3.00

Posted on 2020-11-02 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Coldest point in coordinate (in Just Math) Rating: 3.00

Posted on 2020-11-01 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Chinese remainder to the rescue (in Just Math) Rating: 3.00

Posted on 2020-10-31 by

Posted on 2020-10-31 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Polynomial practice (in Just Math) Rating: 3.00

Posted on 2020-10-30 by

Posted on 2020-10-30 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Construction inside parallelogram (in Geometry)

Posted on 2020-10-29 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Sequence number compressed (in Just Math) Rating: 5.00

Posted on 2020-10-28 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Money giveaway (in Numbers) Rating: 3.50

Posted on 2020-10-26 by

Posted on 2020-10-26 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Functional equation leads to another (in Just Math)

Posted on 2020-10-24 by

Posted on 2020-10-24 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Heron at rescue (in Just Math)

Posted on 2020-10-23 by

Posted on 2020-10-23 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Quadratic relation (in Just Math) Rating: 2.00

Posted on 2020-10-21 by

Posted on 2020-10-21 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Quick divisibility (in Numbers) Rating: 5.00

Posted on 2020-10-20 by

Posted on 2020-10-20 by

**Danish Ahmed Khan**(No Solution Yet, 8 Comments)Triangle bisector (in Geometry)

Posted on 2020-10-18 by

Posted on 2020-10-18 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Functional feast (in Just Math) Rating: 3.50

Posted on 2020-10-17 by

Posted on 2020-10-17 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Valid system of equations (in Just Math) Rating: 3.00

Posted on 2020-10-16 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Concatenation of Prime Factors is Pandigital (in Numbers)

Posted on 2020-10-15 by

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**Larry**(No Solution Yet, 2 Comments)Product of 3 boxes (in Numbers)

Posted on 2020-10-14 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Find the pairs (in Numbers)

Posted on 2020-10-13 by

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**Danish Ahmed Khan**(No Solution Yet, 23 Comments)Quick quadratic (in Numbers)

Posted on 2020-10-12 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Real equation (in Just Math)

Posted on 2020-10-11 by

Posted on 2020-10-11 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The angle bisectors (in Geometry)

Posted on 2020-10-10 by

Posted on 2020-10-10 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Pages and Squires 2 (in Liars and Knights)

Posted on 2020-10-08 by

Posted on 2020-10-08 by

**Math Man**(No Solution Yet, 2 Comments)5 token coverage (in Logic) Rating: 3.00

Posted on 2020-10-03 by

Posted on 2020-10-03 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Prime equation 2 (in Numbers)

Posted on 2020-10-01 by

Posted on 2020-10-01 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Dissecting into rectangles (in Numbers)

Posted on 2020-09-30 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)A square pattern? (in Numbers) Rating: 3.00

Posted on 2020-09-27 by

Posted on 2020-09-27 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Previously divisible (in Numbers)

Posted on 2020-09-24 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Extreme inequality (in Just Math) Rating: 5.00

Posted on 2020-09-23 by

Posted on 2020-09-23 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)No fractions (in Just Math) Rating: 4.00

Posted on 2020-09-19 by

Posted on 2020-09-19 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Two slopes out of three (in Calculus) Rating: 5.00

Posted on 2020-09-18 by

Posted on 2020-09-18 by

**Jer**(No Solution Yet, 2 Comments)Tetrahedral angles (in Shapes)

Posted on 2020-09-17 by

Posted on 2020-09-17 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)An Iterated Floor Equation (in Numbers)

Posted on 2020-09-15 by

Posted on 2020-09-15 by

**Brian Smith**(No Solution Yet, 9 Comments)Close neighbor (in General) Rating: 3.00

Posted on 2020-09-14 by

Posted on 2020-09-14 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Polynomial path (in Numbers)

Posted on 2020-09-13 by

Posted on 2020-09-13 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Halved triangle (in Just Math) Rating: 4.00

Posted on 2020-09-11 by

Posted on 2020-09-11 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Cities, Countries and Colors (in Word Problems) Rating: 4.00

Posted on 2020-09-06 by

Posted on 2020-09-06 by

**Ady TZIDON**(No Solution Yet, 2 Comments)WG’s unique number (in Numbers) Rating: 3.50

Posted on 2020-09-04 by

Posted on 2020-09-04 by

**Ady TZIDON**(No Solution Yet, 8 Comments)A peculiar function! (in Just Math)

Posted on 2020-09-03 by

Posted on 2020-09-03 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Permuted average (in Numbers)

Posted on 2020-09-01 by

Posted on 2020-09-01 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)From factorial to power (in Just Math)

Posted on 2020-08-31 by

Posted on 2020-08-31 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Extreme revolving cuboid (in Shapes) Rating: 2.00

Posted on 2020-08-28 by

Posted on 2020-08-28 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Square Reciprocal Summation (in Just Math) Rating: 3.00

Posted on 2020-08-25 by

Posted on 2020-08-25 by

**Brian Smith**(No Solution Yet, 5 Comments)Location, location (in Just Math) Rating: 1.00

Posted on 2020-08-21 by

Posted on 2020-08-21 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Average Of Digits of powers (in Numbers) Rating: 3.00

Posted on 2020-08-20 by

Posted on 2020-08-20 by

**Larry**(No Solution Yet, 7 Comments)Let's party (in Numbers) Rating: 5.00

Posted on 2020-08-14 by

Posted on 2020-08-14 by

**Ady TZIDON**(No Solution Yet, 4 Comments)For all the tea in China (in Numbers)

Posted on 2020-07-29 by

Posted on 2020-07-29 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Elementary nationality (in Tricks) Rating: 5.00

Posted on 2020-07-22 by

Posted on 2020-07-22 by

**Math Man**(No Solution Yet, 2 Comments)Two Sums of Two Squares (in Numbers) Rating: 4.50

Posted on 2020-07-17 by

Posted on 2020-07-17 by

**Brian Smith**(No Solution Yet, 4 Comments)7 matches (in Word Problems) Rating: 3.00

Posted on 2020-07-15 by

Posted on 2020-07-15 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Four generations (in Numbers) Rating: 3.00

Posted on 2020-07-06 by

Posted on 2020-07-06 by

**Ady TZIDON**(No Solution Yet, 9 Comments)Function range (in Just Math)

Posted on 2020-06-29 by

Posted on 2020-06-29 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Best quotient (in Word Problems) Rating: 3.00

Posted on 2020-06-24 by

Posted on 2020-06-24 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Find Five (in Word Problems) Rating: 4.00

Posted on 2020-06-17 by

Posted on 2020-06-17 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Fibo's common divider (in Sequences) Rating: 3.00

Posted on 2020-06-10 by

Posted on 2020-06-10 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Word word (in General) Rating: 4.33

Posted on 2020-06-05 by

Posted on 2020-06-05 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Math in letters (in Just Math) Rating: 4.00

Posted on 2020-06-01 by

Posted on 2020-06-01 by

**Math Man**(No Solution Yet, 5 Comments)Two Towers Hanoi (in Algorithms) Rating: 3.00

Posted on 2020-05-27 by

Posted on 2020-05-27 by

**Brian Smith**(No Solution Yet, 4 Comments)Deja vu (in Sequences) Rating: 5.00

Posted on 2020-05-25 by

Posted on 2020-05-25 by

**Ady TZIDON**(No Solution Yet, 4 Comments)A six-digit answer (in Just Math) Rating: 4.00

Posted on 2020-05-20 by

Posted on 2020-05-20 by

**Ady TZIDON**(No Solution Yet, 2 Comments)More functions to limit (in Just Math)

Posted on 2020-05-18 by

Posted on 2020-05-18 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)An envelope of line family (in Geometry)

Posted on 2020-05-06 by

Posted on 2020-05-06 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Pokemon Puzzle (in Word Problems) Rating: 4.00

Posted on 2020-05-01 by

Posted on 2020-05-01 by

**Math Man**(No Solution Yet, 1 Comments)Confirm or negate (in Just Math) Rating: 5.00

Posted on 2020-04-24 by

Posted on 2020-04-24 by

**Ady TZIDON**(No Solution Yet, 11 Comments)Algebra busters (in Numbers) Rating: 4.00

Posted on 2020-04-22 by

Posted on 2020-04-22 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Letters in a letter (in Word Problems) Rating: 5.00

Posted on 2020-04-20 by

Posted on 2020-04-20 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Square and triangle in a circle (in Geometry) Rating: 2.00

Posted on 2020-04-13 by

Posted on 2020-04-13 by

**Jer**(No Solution Yet, 5 Comments)Select the right subset (in Word Problems)

Posted on 2020-04-10 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Monotonic Function Decomposition (in Calculus)

Posted on 2020-04-08 by

Posted on 2020-04-08 by

**JLo**(No Solution Yet, 1 Comments)hexagons inside hexagon (in Geometry) Rating: 1.00

Posted on 2020-04-03 by

Posted on 2020-04-03 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Define my profile (in General) Rating: 4.00

Posted on 2020-04-01 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Division by e (in Just Math) Rating: 5.00

Posted on 2020-03-25 by

Posted on 2020-03-25 by

**Danish Ahmed Khan**(No Solution Yet, 10 Comments)p(Ascending Number) closest to .01 (in Probability)

Posted on 2020-03-16 by

Posted on 2020-03-16 by

**Larry**(No Solution Yet, 3 Comments)co-prime unit fractions (in Numbers)

Posted on 2020-03-06 by

Posted on 2020-03-06 by

**Danish Ahmed Khan**(No Solution Yet, 7 Comments)The Celebrated Jumping Frog of Perplexus County (in Probability)

Posted on 2020-03-04 by

Posted on 2020-03-04 by

**Larry**(No Solution Yet, 2 Comments)Brush up your Latin ! (in Word Problems)

Posted on 2020-03-02 by

Posted on 2020-03-02 by

**Ady TZIDON**(No Solution Yet, 4 Comments)PYHIYP #5 Seven up! (in Sequences) Rating: 2.00

Posted on 2020-02-26 by

Posted on 2020-02-26 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Coded Crossword 3 (in Cryptography) Rating: 4.50

Posted on 2020-02-21 by

Posted on 2020-02-21 by

**Math Man**(No Solution Yet, 4 Comments)A special equation (in Just Math)

Posted on 2020-02-19 by

Posted on 2020-02-19 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Got a hint? (in Sequences) Rating: 2.50

Posted on 2020-02-17 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Elections in Graphistan (in General) Rating: 3.50

Posted on 2020-02-14 by

Posted on 2020-02-14 by

**JLo**(No Solution Yet, 5 Comments)PYHIYP #3: 8 given, 1 missing (in Logic) Rating: 3.50

Posted on 2020-02-07 by

Posted on 2020-02-07 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Pythagorean Reciprocals (in Geometry) Rating: 2.00

Posted on 2020-02-05 by

Posted on 2020-02-05 by

**Brian Smith**(No Solution Yet, 14 Comments)The Smashing Pumpkins (in General) Rating: 1.00

Posted on 2020-01-31 by

Posted on 2020-01-31 by

**JLo**(No Solution Yet, 4 Comments)Reflection Triangle (in Shapes) Rating: 3.50

Posted on 2020-01-24 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Certain old trade (in General) Rating: 3.00

Posted on 2020-01-22 by

Posted on 2020-01-22 by

**Ady TZIDON**(No Solution Yet, 5 Comments)3 circles in an isosceles trapezoid (in Geometry)

Posted on 2020-01-10 by

Posted on 2020-01-10 by

**Jer**(No Solution Yet, 3 Comments)Equal angles within a right triangle (in Geometry)

Posted on 2020-01-08 by

Posted on 2020-01-08 by

**Jer**(No Solution Yet, 2 Comments)Phrase and misconception (in Cryptography) Rating: 3.00

Posted on 2020-01-01 by

Posted on 2020-01-01 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Maximal Rectangle (in Shapes)

Posted on 2019-12-30 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Heptagonal Triangle (in Shapes) Rating: 3.00

Posted on 2019-12-27 by

Posted on 2019-12-27 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Three Squares make a Triangle (in Shapes) Rating: 3.00

Posted on 2019-12-23 by

Posted on 2019-12-23 by

**Larry**(No Solution Yet, 3 Comments)Company Conundrum 2 (in Word Problems) Rating: 5.00

Posted on 2019-12-20 by

Posted on 2019-12-20 by

**Math Man**(No Solution Yet, 3 Comments)The cute substitution (in Calculus)

Posted on 2019-12-13 by

Posted on 2019-12-13 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)PYHIYP #1 (in Numbers) Rating: 4.50

Posted on 2019-12-09 by

Posted on 2019-12-09 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Reflection coincides with the center (in Geometry) Rating: 3.50

Posted on 2019-12-06 by

Posted on 2019-12-06 by

**Danish Ahmed Khan**(No Solution Yet, 25 Comments)Nobody's Perfect (in Just Math) Rating: 4.00

Posted on 2019-12-04 by

Posted on 2019-12-04 by

**Ady TZIDON**(No Solution Yet, 13 Comments)Follow the function (in Just Math)

Posted on 2019-11-28 by

Posted on 2019-11-28 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)NARROW + STREET = AVENUE (in Numbers) Rating: 4.33

Posted on 2019-11-27 by

Posted on 2019-11-27 by

**Larry**(No Solution Yet, 3 Comments)Can we use Pigeonhole? (in Numbers) Rating: 4.00

Posted on 2019-11-26 by

Posted on 2019-11-26 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The top degree (in Just Math)

Posted on 2019-11-22 by

Posted on 2019-11-22 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Very Large Triangles (in Just Math)

Posted on 2019-11-21 by

Posted on 2019-11-21 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Big Division (in Numbers)

Posted on 2019-11-18 by

Posted on 2019-11-18 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Balancing Hemispheres (in Science)

Posted on 2019-11-15 by

Posted on 2019-11-15 by

**Danish Ahmed Khan**(No Solution Yet, 9 Comments)Thrice -----es ... (in Word Problems)

Posted on 2019-11-14 by

Posted on 2019-11-14 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Factor distribution in a school (in Numbers) Rating: 1.00

Posted on 2019-11-13 by

Posted on 2019-11-13 by

**Danish Ahmed Khan**(No Solution Yet, 15 Comments)The Weight Obsessed Islander (in Weights and Scales)

Posted on 2019-11-12 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Congruency in calculus (in Calculus) Rating: 3.00

Posted on 2019-11-08 by

Posted on 2019-11-08 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)An old egg problem (in Numbers)

Posted on 2019-11-05 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Tricky sequence (in Sequences) Rating: 5.00

Posted on 2019-11-04 by

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**Math Man**(No Solution Yet, 2 Comments)A positive rational function (in Just Math)

Posted on 2019-11-01 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Fancy quadrilateral (in Just Math)

Posted on 2019-10-25 by

Posted on 2019-10-25 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Quadratic with Primes (in Numbers)

Posted on 2019-10-24 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Cube rooted till 2019 (in Just Math)

Posted on 2019-10-23 by

Posted on 2019-10-23 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Ardent tennis player (in Just Math)

Posted on 2019-10-22 by

Posted on 2019-10-22 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Interval Guessing (in General) Rating: 5.00

Posted on 2019-10-21 by

Posted on 2019-10-21 by

**Brian Smith**(No Solution Yet, 10 Comments)Some Sum of Some Sum (in Numbers)

Posted on 2019-10-18 by

Posted on 2019-10-18 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)It's not a Magic Square (in Numbers)

Posted on 2019-10-17 by

Posted on 2019-10-17 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Non-trivial solutions (in Sequences) Rating: 5.00

Posted on 2019-10-16 by

Posted on 2019-10-16 by

**Ady TZIDON**(No Solution Yet, 5 Comments)The digit is missing! (in Numbers)

Posted on 2019-10-14 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Midpoint Locus (in General) Rating: 5.00

Posted on 2019-10-11 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Tricky sums indeed! (in Numbers)

Posted on 2019-10-10 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The middle number (in Probability) Rating: 4.00

Posted on 2019-10-08 by

Posted on 2019-10-08 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)From incircle to vertices (in Just Math)

Posted on 2019-10-04 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Solving triangles (in Just Math)

Posted on 2019-10-03 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Triangle rotation (in Shapes)

Posted on 2019-10-02 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Cotangents product (in Just Math)

Posted on 2019-09-30 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Minimize the chord length (in Just Math)

Posted on 2019-09-27 by

Posted on 2019-09-27 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)The three Sprinters (in Just Math)

Posted on 2019-09-25 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Hexagonal interior point (in Geometry)

Posted on 2019-09-24 by

Posted on 2019-09-24 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Timothy and Elizabeth (in Liars and Knights) Rating: 2.50

Posted on 2019-09-23 by

Posted on 2019-09-23 by

**Math Man**(No Solution Yet, 4 Comments)Is it an Ellipse? (in Geometry)

Posted on 2019-09-20 by

Posted on 2019-09-20 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Area of central locus (in Shapes)

Posted on 2019-09-19 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Locate the Locus (in Shapes)

Posted on 2019-09-18 by

Posted on 2019-09-18 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Just substitute? (in Numbers) Rating: 3.00

Posted on 2019-09-17 by

Posted on 2019-09-17 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Spherical displacement of water (in Shapes) Rating: 3.00

Posted on 2019-09-13 by

Posted on 2019-09-13 by

**Danish Ahmed Khan**(No Solution Yet, 9 Comments)Hexagonal Spider Web (in Probability)

Posted on 2019-09-12 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)A matter of perspective (in Shapes)

Posted on 2019-09-11 by

Posted on 2019-09-11 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Jeopardy style IV (in Word Problems)

Posted on 2019-09-10 by

Posted on 2019-09-10 by

**Ady TZIDON**(No Solution Yet, 2 Comments)5 circles in a square part 2 (in Geometry)

Posted on 2019-09-08 by

Posted on 2019-09-08 by

**Jer**(No Solution Yet, 2 Comments)Reduced to single digit (in Numbers) Rating: 3.00

Posted on 2019-09-06 by

Posted on 2019-09-06 by

**Danish Ahmed Khan**(No Solution Yet, 14 Comments)Fibonacci tail (in Numbers) Rating: 3.00

Posted on 2019-09-05 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Beautiful recursion (in Just Math)

Posted on 2019-09-03 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Memphis, Tennessee (in Word Problems) Rating: 5.00

Posted on 2019-09-02 by

Posted on 2019-09-02 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Don't assume you know this concave pentagon (in Geometry) Rating: 5.00

Posted on 2019-09-01 by

Posted on 2019-09-01 by

**Brian Smith**(No Solution Yet, 16 Comments)Parabola Axis Construction (in Geometry)

Posted on 2019-08-31 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Bored student (in Just Math) Rating: 5.00

Posted on 2019-08-30 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Money in the word (in Word Problems) Rating: 5.00

Posted on 2019-08-29 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)5 circles in a square part 1 (in Geometry)

Posted on 2019-08-28 by

Posted on 2019-08-28 by

**Jer**(No Solution Yet, 6 Comments)Order in triangular array (in Probability) Rating: 3.00

Posted on 2019-08-27 by

Posted on 2019-08-27 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The Five Touching Spheres (in Shapes) Rating: 5.00

Posted on 2019-08-25 by

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**Danish Ahmed Khan**(No Solution Yet, 21 Comments)Summing the product of digits (in Numbers) Rating: 3.00

Posted on 2019-08-23 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Rotated Checkerboard (in Just Math)

Posted on 2019-08-22 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A Triangle in a Square (in Geometry)

Posted on 2019-08-21 by

Posted on 2019-08-21 by

**Brian Smith**(No Solution Yet, 7 Comments)Yahtzee (in Probability) Rating: 3.00

Posted on 2019-08-20 by

Posted on 2019-08-20 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Irrational Distance/Rational Areas (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Rectangular Regions (in Just Math) Rating: 3.00

Posted on 2019-08-18 by

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)The Post Problem (in Shapes)

Posted on 2019-08-17 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Constructed incenter (in Geometry)

Posted on 2019-08-16 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Recursive reaches one million (in Numbers)

Posted on 2019-08-15 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Digitally Average Integers (in Numbers)

Posted on 2019-08-14 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Sitting rearrangement (in Just Math)

Posted on 2019-08-13 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)No primes 3 (in Numbers) Rating: 5.00

Posted on 2019-08-10 by

Posted on 2019-08-10 by

**Math Man**(No Solution Yet, 2 Comments)Squared average equals square (in Numbers)

Posted on 2019-08-09 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A Mysterious Multiplication (in Numbers) Rating: 1.00

Posted on 2019-08-07 by

Posted on 2019-08-07 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)points or pigeons in square? (in Just Math)

Posted on 2019-08-05 by

Posted on 2019-08-05 by

**Danish Ahmed Khan**(No Solution Yet, 8 Comments)The SPA numbers (in Numbers)

Posted on 2019-08-04 by

Posted on 2019-08-04 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Digital computing (in Numbers) Rating: 4.50

Posted on 2019-08-03 by

Posted on 2019-08-03 by

**Danish Ahmed Khan**(No Solution Yet, 25 Comments)High speed horses (in Weights and Scales)

Posted on 2019-08-01 by

Posted on 2019-08-01 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Height of a Mountain (in Just Math)

Posted on 2019-07-31 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Listing the cardinal numbers’ names (in Word Problems)

Posted on 2019-07-30 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Gifts exchanged (in Logic) Rating: 2.00

Posted on 2019-07-29 by

Posted on 2019-07-29 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Rods as triangle sides (in Just Math)

Posted on 2019-07-28 by

Posted on 2019-07-28 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Tangent by Transformation (in Just Math)

Posted on 2019-07-25 by

Posted on 2019-07-25 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Bugs on a pentagon (in Just Math)

Posted on 2019-07-24 by

Posted on 2019-07-24 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Conversion Diversion (in Just Math)

Posted on 2019-07-23 by

Posted on 2019-07-23 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Tic tac toe variation (in Logic)

Posted on 2019-07-22 by

Posted on 2019-07-22 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)All that remainder is Gold (in Numbers)

Posted on 2019-07-21 by

Posted on 2019-07-21 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)How do I know the time? (in Just Math)

Posted on 2019-07-20 by

Posted on 2019-07-20 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Keep an eye Onto the other (in Just Math)

Posted on 2019-07-19 by

Posted on 2019-07-19 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Api ece mea lpu zzl eto dec ode (in Cryptography)

Posted on 2019-07-18 by

Posted on 2019-07-18 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Quick integral (in Calculus) Rating: 2.00

Posted on 2019-07-16 by

Posted on 2019-07-16 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Maximum end point value (in Calculus)

Posted on 2019-07-15 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Transformation to nonnegitivity (in Just Math) Rating: 4.00

Posted on 2019-07-14 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Describe the decimal (in Numbers)

Posted on 2019-07-12 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Root switching sides (in Just Math)

Posted on 2019-07-10 by

Posted on 2019-07-10 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Hexagonally closer (in Just Math)

Posted on 2019-07-07 by

Posted on 2019-07-07 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Functional Logic (in Just Math)

Posted on 2019-07-06 by

Posted on 2019-07-06 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Quadruple fraction sum (in Numbers)

Posted on 2019-06-30 by

Posted on 2019-06-30 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Humongous Factorial Divisiblity (in Numbers)

Posted on 2019-06-29 by

Posted on 2019-06-29 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Triple cube sum (in Numbers)

Posted on 2019-06-28 by

Posted on 2019-06-28 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Quick factors III (in Numbers)

Posted on 2019-06-27 by

Posted on 2019-06-27 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)(7x7-1) = 2(5x5-1) (in Shapes) Rating: 5.00

Posted on 2019-06-25 by

Posted on 2019-06-25 by

**Jer**(No Solution Yet, 3 Comments)Zero Error Scales (in Just Math)

Posted on 2019-06-24 by

Posted on 2019-06-24 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Quick factors II (in Numbers)

Posted on 2019-06-23 by

Posted on 2019-06-23 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Differentiated function (in Calculus)

Posted on 2019-06-22 by

Posted on 2019-06-22 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)From One North Pole to the Other (in Science)

Posted on 2019-06-21 by

Posted on 2019-06-21 by

**Danish Ahmed Khan**(No Solution Yet, 21 Comments)cosine rationality (in Just Math)

Posted on 2019-06-20 by

Posted on 2019-06-20 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)37 is too special (in Numbers) Rating: 2.00

Posted on 2019-06-19 by

Posted on 2019-06-19 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)How many geeks are smart? (in Just Math)

Posted on 2019-06-17 by

Posted on 2019-06-17 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Be the term-inator (in Just Math)

Posted on 2019-06-16 by

Posted on 2019-06-16 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Just Hangin' around (in Just Math) Rating: 5.00

Posted on 2019-06-14 by

Posted on 2019-06-14 by

**Danish Ahmed Khan**(No Solution Yet, 10 Comments)Find the rainbow (in Probability)

Posted on 2019-06-13 by

Posted on 2019-06-13 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Real Product (in General)

Posted on 2019-06-11 by

Posted on 2019-06-11 by

**Danish Ahmed Khan**(No Solution Yet, 12 Comments)Shooting submarine on a number line! (in Just Math) Rating: 5.00

Posted on 2019-06-08 by

Posted on 2019-06-08 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A Real function (in Just Math)

Posted on 2019-06-07 by

Posted on 2019-06-07 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Number dilemma (in Numbers) Rating: 4.00

Posted on 2019-06-05 by

Posted on 2019-06-05 by

**Danish Ahmed Khan**(No Solution Yet, 19 Comments)Tangent of string of 5 (in Just Math)

Posted on 2019-06-04 by

Posted on 2019-06-04 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Oned square root (in Numbers)

Posted on 2019-06-03 by

Posted on 2019-06-03 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Odd digited square (in Numbers)

Posted on 2019-06-02 by

Posted on 2019-06-02 by

**Danish Ahmed Khan**(No Solution Yet, 8 Comments)Weird Expression (in Just Math)

Posted on 2019-06-01 by

Posted on 2019-06-01 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Cubes can do all (in Numbers)

Posted on 2019-05-31 by

Posted on 2019-05-31 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Ultimate Tic-Tac-Toe (in Just Math)

Posted on 2019-05-30 by

Posted on 2019-05-30 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Who's on the 4th base? (in Numbers)

Posted on 2019-05-28 by

Posted on 2019-05-28 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Unknown Triangle (in Just Math)

Posted on 2019-05-26 by

Posted on 2019-05-26 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Matrix Differentiated (in Just Math)

Posted on 2019-05-24 by

Posted on 2019-05-24 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)J.H. Lambert, I presume ? (in Just Math)

Posted on 2019-05-24 by

Posted on 2019-05-24 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Permuted a, b, c, d equation (in Just Math)

Posted on 2019-05-23 by

Posted on 2019-05-23 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)The Bug Climber (in Just Math)

Posted on 2019-05-22 by

Posted on 2019-05-22 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Crossword puzzles (in Algorithms) Rating: 5.00

Posted on 2019-05-21 by

Posted on 2019-05-21 by

**Math Man**(No Solution Yet, 10 Comments)Carry on, Decimal (in Numbers)

Posted on 2019-05-20 by

Posted on 2019-05-20 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Rainy days on a mountain (in Just Math)

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Posted on 2019-05-20 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Little Pika can barely add (in Numbers) Rating: 3.00

Posted on 2019-05-19 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Evened N and 3N (in Numbers)

Posted on 2019-05-18 by

Posted on 2019-05-18 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Calculator can't handle it (in Numbers)

Posted on 2019-05-17 by

Posted on 2019-05-17 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Integers involved in factors (in Numbers)

Posted on 2019-05-17 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Marks on Marks off (in Numbers)

Posted on 2019-05-15 by

Posted on 2019-05-15 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Concatenation sum (in Numbers) Rating: 2.00

Posted on 2019-05-15 by

Posted on 2019-05-15 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)The road less travelled (in Just Math)

Posted on 2019-05-14 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Chemical deduction (in Logic) Rating: 5.00

Posted on 2019-05-13 by

Posted on 2019-05-13 by

**Danish Ahmed Khan**(No Solution Yet, 10 Comments)Polynomial collections! (in Just Math)

Posted on 2019-05-11 by

Posted on 2019-05-11 by

**Danish Ahmed Khan**(No Solution Yet, 16 Comments)Three Orthogonal Chords (in Geometry)

Posted on 2019-05-10 by

Posted on 2019-05-10 by

**Brian Smith**(No Solution Yet, 2 Comments)No copying, students (in Probability)

Posted on 2019-05-10 by

Posted on 2019-05-10 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Integer coordinates (in Numbers)

Posted on 2019-05-09 by

Posted on 2019-05-09 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A hairy problem (in Just Math)

Posted on 2019-05-08 by

Posted on 2019-05-08 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Damaged calculator (in Numbers)

Posted on 2019-05-07 by

Posted on 2019-05-07 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Cosmological Logic (in Logic)

Posted on 2019-05-07 by

Posted on 2019-05-07 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Double Composition (in Just Math)

Posted on 2019-05-06 by

Posted on 2019-05-06 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A geometric gangster shooting (in Just Math) Rating: 4.00

Posted on 2019-05-06 by

Posted on 2019-05-06 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Sections in parallelogram (in Geometry)

Posted on 2019-05-05 by

Posted on 2019-05-05 by

**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Diagonal mystery (in Geometry)

Posted on 2019-05-04 by

Posted on 2019-05-04 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Paired number GCD and LCM (in Numbers)

Posted on 2019-05-03 by

Posted on 2019-05-03 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Single, Double & Triple Scoops (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The right time (in Just Math)

Posted on 2019-05-02 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The powers and the exponent (in Calculus)

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**Brian Smith**(No Solution Yet, 1 Comments)The special ones among the group (in Numbers)

Posted on 2019-04-30 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)9-ending numbers (in Numbers)

Posted on 2019-04-29 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Rectangle pegs in a round hole (in Just Math)

Posted on 2019-04-28 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Trirectangular Corner Locus (in Shapes)

Posted on 2019-04-27 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Inequality in lengths of pentagon (in Just Math)

Posted on 2019-04-26 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Bit filling in 5*5 grid! (in Just Math)

Posted on 2019-04-26 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Arithmetic prime (in Numbers)

Posted on 2019-04-25 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)He stole my ball! (in Probability)

Posted on 2019-04-24 by

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**Danish Ahmed Khan**(No Solution Yet, 8 Comments)How many qualified numbers? (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Seven positive numbers (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Constructed length ratio (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Distinct figures of Circle and Triangle (in Geometry)

Posted on 2019-04-21 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Factor hints II (in Numbers)

Posted on 2019-04-20 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Know the functioning of the function? (in Just Math)

Posted on 2019-04-19 by

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)A Jewish dilemma (in Word Problems)

Posted on 2019-04-19 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Looks like Cauchy (in Just Math)

Posted on 2019-04-17 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Breaking the Jewel code (in Numbers) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Tunneling through a mine car (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 25 Comments)Polynomial phobia abandoned! (in Just Math)

Posted on 2019-04-14 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)The midpoint of Tangency (in Geometry)

Posted on 2019-04-13 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Finding Quadratic (in Just Math)

Posted on 2019-04-12 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)4 and 5 powered (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Does the hexagon exist? (in Geometry)

Posted on 2019-04-11 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Based on threes! (in Numbers)

Posted on 2019-04-09 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Matrixed Fibonacci (in Just Math)

Posted on 2019-04-08 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Some reciprocal summed (in Numbers)

Posted on 2019-04-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)The devilish 9 roots (in Just Math)

Posted on 2019-04-06 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Imagine the world (in Shapes)

Posted on 2019-04-05 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Mobile screen under Sunlight (in Science)

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Asymmetrical String (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Sine in Exponent (in Just Math)

Posted on 2019-04-03 by

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**Danish Ahmed Khan**(No Solution Yet, 17 Comments)Hexagon Angles Needed (in Shapes)

Posted on 2019-04-02 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Taramasalata inspired world (in Word Problems) Rating: 4.50

Posted on 2019-04-01 by

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**Ady TZIDON**(No Solution Yet, 21 Comments)The next 0, 1, 2 (in Sequences)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)6 is easy - 5 & 7 not quite ! (in Numbers) Rating: 3.00

Posted on 2019-03-31 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Vertices to incircle (in Shapes)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)More Discs in a Triangle (in Geometry)

Posted on 2019-03-29 by

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**Brian Smith**(No Solution Yet, 2 Comments)Radical Factorials (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)Closer to your roots (in Just Math)

Posted on 2019-03-28 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Calculus in the interval (in Calculus)

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**Danish Ahmed Khan**(No Solution Yet, 0 Comments)A Divisor Diversion (in Numbers) Rating: 5.00

Posted on 2019-03-27 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Locate the inflection point (in Just Math)

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**Ady TZIDON**(No Solution Yet, 1 Comments)Divisor in between (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Mean=Median=Mode (in Just Math) Rating: 3.00

Posted on 2019-03-23 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Cubic transformation (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Too many to work with (in Geometry)

Posted on 2019-03-21 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Power Polynomial (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Sum of reciprocals (in Numbers)

Posted on 2019-03-20 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Sick-quence (in Just Math) Rating: 4.00

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Math is radical (in Numbers) Rating: 3.00

Posted on 2019-03-19 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Is this circular billiards? (in Geometry)

Posted on 2019-03-18 by

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**Brian Smith**(No Solution Yet, 4 Comments)Weird equations (in Just Math) Rating: 3.00

Posted on 2019-03-18 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Descartes roots (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Quad composition (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)The Tiny Triangle (in Shapes)

Posted on 2019-03-15 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Where is the center? (in Geometry) Rating: 5.00

Posted on 2019-03-15 by

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**Danish Ahmed Khan**(No Solution Yet, 13 Comments)'Two' many roots (in Just Math)

Posted on 2019-03-14 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Mean the roots (in Calculus)

Posted on 2019-03-13 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Shifting the digit II (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A Golden Fraction (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Digit Deduction (in Numbers) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Shifting the digit (in Numbers)

Posted on 2019-03-11 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Median formula (in Just Math) Rating: 3.00

Posted on 2019-03-10 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Envelop the rhombuses (in Shapes) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Minimizing the Denominator (in Numbers) Rating: 3.00

Posted on 2019-03-08 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)A change of clothes (in Word Problems) Rating: 5.00

Posted on 2019-03-08 by

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**Math Man**(No Solution Yet, 4 Comments)Rectangle on a cubic (in Just Math)

Posted on 2019-03-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Corruption in my file (in Probability)

Posted on 2019-03-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)A Great Greatest Common Divisor (in Numbers)

Posted on 2019-03-06 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)One step towards Regularity (in Geometry)

Posted on 2019-03-05 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Can rationalization help? (in Geometry)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Subdivided parallelogram (in Geometry)

Posted on 2019-03-04 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Do defects have benefits? (in Science)

Posted on 2019-03-04 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Tan-ing the sine (in Just Math)

Posted on 2019-03-03 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Great Comparison (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Summing the pairs (in Just Math)

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)2018 to 2019 (in Numbers) Rating: 5.00

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Shifted regions (in Just Math)

Posted on 2019-02-27 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Expanding Annulus (in Science)

Posted on 2019-02-26 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Incentroid (in Geometry) Rating: 3.00

Posted on 2019-02-24 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Outfoxing a fox (in Calculus)

Posted on 2019-02-23 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Teapot effect (in Science) Rating: 3.67

Posted on 2019-02-20 by

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**Danish Ahmed Khan**(No Solution Yet, 15 Comments)Limited reflections (in General)

Posted on 2019-02-19 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Outcoming (in Geometry) Rating: 4.50

Posted on 2019-02-17 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)I squeeze, squeeze, and squeeze (in Geometry)

Posted on 2019-02-15 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Quick Divisiblity Proof (in Numbers)

Posted on 2019-02-14 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Triangle area / perimeter (in Just Math)

Posted on 2019-02-12 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Walking and Running (in General) Rating: 4.00

Posted on 2019-02-12 by

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**Brian Smith**(No Solution Yet, 5 Comments)Does It Continue? 11 (in Just Math) Rating: 5.00

Posted on 2019-02-10 by

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**Brian Smith**(No Solution Yet, 3 Comments)A Walking puzzle (in Just Math)

Posted on 2019-02-08 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Spheres on a floor (in Geometry) Rating: 5.00

Posted on 2019-02-07 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Counting votes from percentages (in Just Math) Rating: 4.00

Posted on 2019-02-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Integers inside surds (in Numbers)

Posted on 2019-02-03 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Binomial dilemma (in Just Math) Rating: 3.00

Posted on 2019-02-02 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Neighbors differ by even numbers (in Numbers)

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**Ady TZIDON**(No Solution Yet, 2 Comments)48th digit in the head (in Just Math)

Posted on 2019-01-30 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Consistency parameter (in Just Math)

Posted on 2019-01-30 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Digit Anagram II (in Numbers) Rating: 3.00

Posted on 2019-01-29 by

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**Danish Ahmed Khan**(No Solution Yet, 11 Comments)An enumeration problem (in Just Math)

Posted on 2019-01-28 by

Posted on 2019-01-28 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Areal equality (in Geometry)

Posted on 2019-01-27 by

Posted on 2019-01-27 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Digit Hunting (in Just Math)

Posted on 2019-01-26 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Art Image (in General) Rating: 2.33

Posted on 2019-01-25 by

Posted on 2019-01-25 by

**Ady TZIDON**(No Solution Yet, 12 Comments)Uniform distribution (in Probability)

Posted on 2019-01-25 by

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**Ady TZIDON**(No Solution Yet, 9 Comments)Digit Anagram (in Numbers) Rating: 5.00

Posted on 2019-01-24 by

Posted on 2019-01-24 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Smooth Sum Situation (in Sequences) Rating: 3.00

Posted on 2019-01-23 by

Posted on 2019-01-23 by

**Brian Smith**(No Solution Yet, 3 Comments)Half a dozen of weights (in Weights and Scales)

Posted on 2019-01-23 by

Posted on 2019-01-23 by

**Ady TZIDON**(No Solution Yet, 1 Comments)An Average Student (in Numbers)

Posted on 2019-01-21 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)3^n is a sum of 3 squares (in Numbers)

Posted on 2019-01-20 by

Posted on 2019-01-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Extreme Rationalization (in Numbers)

Posted on 2019-01-19 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)The source of two terms (in General)

Posted on 2019-01-18 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Worm ate the numbers (in Numbers)

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)From unrelated words to family (in Word Problems) Rating: 5.00

Posted on 2019-01-17 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)From ab to ba (in Logic) Rating: 3.00

Posted on 2019-01-17 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Factorial Tremors (in Numbers)

Posted on 2019-01-16 by

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**Danish Ahmed Khan**(No Solution Yet, 5 Comments)N cups on a turntable (in Just Math) Rating: 5.00

Posted on 2019-01-13 by

Posted on 2019-01-13 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Ten ways to pack a cube? (in Shapes)

Posted on 2019-01-11 by

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**Brian Smith**(No Solution Yet, 1 Comments)Cover the rectangle (in Just Math)

Posted on 2019-01-10 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Small difference (in Word Problems)

Posted on 2019-01-09 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Sine recurrence (in Just Math)

Posted on 2019-01-08 by

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**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Equation! Just do it. (in Just Math)

Posted on 2019-01-07 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Square alphametics (in Numbers) Rating: 3.00

Posted on 2019-01-06 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Designing Planets (in Science) Rating: 1.00

Posted on 2019-01-04 by

Posted on 2019-01-04 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Ring in the New - again and again and again.. (in Numbers) Rating: 5.00

Posted on 2019-01-01 by

Posted on 2019-01-01 by

**broll**(No Solution Yet, 2 Comments)24 pre-scheduled dates (in Just Math)

Posted on 2018-12-31 by

Posted on 2018-12-31 by

**Ady TZIDON**(No Solution Yet, 1 Comments)2 sets with common members (in Numbers)

Posted on 2018-12-30 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Restoring a multiplication sample (in Just Math)

Posted on 2018-12-27 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Guessing the color (in Logic) Rating: 5.00

Posted on 2018-12-24 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)A Circle Between the Bell Curves (in Calculus)

Posted on 2018-12-23 by

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**Brian Smith**(No Solution Yet, 2 Comments)Complex (in Just Math) Rating: 4.00

Posted on 2018-12-22 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Probably Acute (in Just Math) Rating: 5.00

Posted on 2018-12-21 by

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**Danish Ahmed Khan**(No Solution Yet, 12 Comments)Copy and Construct (in Geometry)

Posted on 2018-12-20 by

Posted on 2018-12-20 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Restoring a definition (in Word Problems)

Posted on 2018-12-19 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Concentric Circles and Equilateral Triangle (in Just Math) Rating: 5.00

Posted on 2018-12-15 by

Posted on 2018-12-15 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Colored triangle (in Sequences) Rating: 4.00

Posted on 2018-12-14 by

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**Jer**(No Solution Yet, 10 Comments)Discs in Triangle (in Geometry) Rating: 3.50

Posted on 2018-12-13 by

Posted on 2018-12-13 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Rolling Ellipse (in Geometry)

Posted on 2018-12-07 by

Posted on 2018-12-07 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Square after square creates a new square (in Numbers)

Posted on 2018-12-05 by

Posted on 2018-12-05 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Heptagonal Beauty (in Geometry)

Posted on 2018-12-02 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Sudoku 1 (starting clues) (in Games) Rating: 1.00

Posted on 2018-11-30 by

Posted on 2018-11-30 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Increasing numbers representation (in Sequences)

Posted on 2018-11-28 by

Posted on 2018-11-28 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Distance squared (in Calculus)

Posted on 2018-11-24 by

Posted on 2018-11-24 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Mean Diagonals (in Calculus)

Posted on 2018-11-23 by

Posted on 2018-11-23 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)MOI of a magic square (in Just Math)

Posted on 2018-11-16 by

Posted on 2018-11-16 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Sine of Squared (in Calculus) Rating: 5.00

Posted on 2018-11-15 by

Posted on 2018-11-15 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)The penultimate digit (in Just Math)

Posted on 2018-11-12 by

Posted on 2018-11-12 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Too Small of an Angle (in Just Math)

Posted on 2018-11-11 by

Posted on 2018-11-11 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)The Unit Square in the Circle (in Geometry)

Posted on 2018-11-10 by

Posted on 2018-11-10 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)3D rooks puzzle (in Just Math) Rating: 3.00

Posted on 2018-11-09 by

Posted on 2018-11-09 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Tangent Ellipses (in Just Math)

Posted on 2018-11-08 by

Posted on 2018-11-08 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)The wisdom of Windsor (in Word Problems)

Posted on 2018-10-26 by

Posted on 2018-10-26 by

**Ady TZIDON**(No Solution Yet, 2 Comments)One trial only! (in Weights and Scales)

Posted on 2018-10-22 by

Posted on 2018-10-22 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Equation with factorial (in Just Math)

Posted on 2018-10-20 by

Posted on 2018-10-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A series of primes equals N (in Numbers)

Posted on 2018-10-19 by

Posted on 2018-10-19 by

**Ady TZIDON**(No Solution Yet, 2 Comments)A partial cryptoquote (in Word Problems)

Posted on 2018-10-15 by

Posted on 2018-10-15 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Introducing sphenic numbers (in Numbers)

Posted on 2018-10-14 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Within a triangle (in Geometry) Rating: 3.00

Posted on 2018-10-13 by

Posted on 2018-10-13 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Reversal creates average (in Sequences)

Posted on 2018-10-10 by

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**Ady TZIDON**(No Solution Yet, 7 Comments)Feathers of different colors (in Numbers)

Posted on 2018-10-06 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Antigrams wanted (in Word Problems) Rating: 5.00

Posted on 2018-09-21 by

Posted on 2018-09-21 by

**Ady TZIDON**(No Solution Yet, 6 Comments)One rope, two flagpoles... (in Logic) Rating: 5.00

Posted on 2018-09-18 by

Posted on 2018-09-18 by

**Ady TZIDON**(No Solution Yet, 4 Comments)A formal proof requested (in Just Math) Rating: 3.00

Posted on 2018-09-13 by

Posted on 2018-09-13 by

**Ady TZIDON**(No Solution Yet, 2 Comments)It is either O or E (in General) Rating: 2.00

Posted on 2018-09-12 by

Posted on 2018-09-12 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Lefties and righties 2 (in Logic) Rating: 3.00

Posted on 2018-09-11 by

Posted on 2018-09-11 by

**Math Man**(No Solution Yet, 4 Comments)A Cone and a Sphere (in Just Math)

Posted on 2018-09-07 by

Posted on 2018-09-07 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)Weight of nothing in an elevator (in Science)

Posted on 2018-09-06 by

Posted on 2018-09-06 by

**Jer**(No Solution Yet, 6 Comments)How to do it? (in Geometry) Rating: 5.00

Posted on 2018-09-05 by

Posted on 2018-09-05 by

**Ady TZIDON**(No Solution Yet, 11 Comments)Around the beast number (in Numbers)

Posted on 2018-09-04 by

Posted on 2018-09-04 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Ones vs twos (in Numbers) Rating: 3.00

Posted on 2018-09-03 by

Posted on 2018-09-03 by

**Ady TZIDON**(No Solution Yet, 48 Comments)Complicated Tangency (in Geometry)

Posted on 2018-09-01 by

Posted on 2018-09-01 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Sufficient or not? (in Numbers) Rating: 5.00

Posted on 2018-08-29 by

Posted on 2018-08-29 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Ant highway with energy loss (in Calculus)

Posted on 2018-08-24 by

Posted on 2018-08-24 by

**Jer**(No Solution Yet, 9 Comments)Tiling 3x110 grid (in Just Math) Rating: 4.33

Posted on 2018-08-21 by

Posted on 2018-08-21 by

**Ady TZIDON**(No Solution Yet, 10 Comments)In Memoriam (in Numbers) Rating: 5.00

Posted on 2018-08-16 by

Posted on 2018-08-16 by

**Ady TZIDON**(No Solution Yet, 10 Comments)31 created by 4 successive integers (in Numbers) Rating: 3.00

Posted on 2018-08-13 by

Posted on 2018-08-13 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Shirtless ? Even nude! (in Numbers)

Posted on 2018-08-07 by

Posted on 2018-08-07 by

**Ady TZIDON**(No Solution Yet, 3 Comments)1st 101-digit prime (in Numbers) Rating: 3.00

Posted on 2018-08-02 by

Posted on 2018-08-02 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Ten to five (in Numbers) Rating: 3.00

Posted on 2018-07-30 by

Posted on 2018-07-30 by

**Ady TZIDON**(No Solution Yet, 7 Comments)99 as an example (in Numbers) Rating: 5.00

Posted on 2018-07-22 by

Posted on 2018-07-22 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Probability of being coprime (in Probability)

Posted on 2018-07-11 by

Posted on 2018-07-11 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Who's on the second base? (in Numbers)

Posted on 2018-07-01 by

Posted on 2018-07-01 by

**Ady TZIDON**(No Solution Yet, 1 Comments)7 come zero (in Probability) Rating: 5.00

Posted on 2018-06-28 by

Posted on 2018-06-28 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Summing consecutive factorials (in Just Math)

Posted on 2018-06-26 by

Posted on 2018-06-26 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Square Divisiblity (in Numbers) Rating: 3.00

Posted on 2018-06-17 by

Posted on 2018-06-17 by

**Daniel**(No Solution Yet, 4 Comments)Zero is the last digit of S (in Numbers) Rating: 5.00

Posted on 2018-06-16 by

Posted on 2018-06-16 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Looking for a square result (in Just Math)

Posted on 2018-06-14 by

Posted on 2018-06-14 by

**Ady TZIDON**(No Solution Yet, 18 Comments)Evaluate probability (in Probability)

Posted on 2018-06-11 by

Posted on 2018-06-11 by

**Ady TZIDON**(No Solution Yet, 1 Comments)How fast can you solve it? (in Just Math)

Posted on 2018-06-10 by

Posted on 2018-06-10 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Cyclic Quadrilateral Tessellation (in Geometry)

Posted on 2018-06-09 by

Posted on 2018-06-09 by

**Jer**(No Solution Yet, 0 Comments)Define number n in n letters (in General)

Posted on 2018-06-08 by

Posted on 2018-06-08 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Optimal result (in Just Math) Rating: 2.00

Posted on 2018-06-04 by

Posted on 2018-06-04 by

**Ady TZIDON**(No Solution Yet, 11 Comments)Equidistant point (in Geometry) Rating: 3.00

Posted on 2018-06-03 by

Posted on 2018-06-03 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Ls, Os & Ses left ... (in Word Problems) Rating: 3.00

Posted on 2018-06-01 by

Posted on 2018-06-01 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Pascal revisited (in Numbers) Rating: 3.00

Posted on 2018-05-28 by

Posted on 2018-05-28 by

**Ady TZIDON**(No Solution Yet, 1 Comments)What is the value of D? (in Just Math)

Posted on 2018-05-27 by

Posted on 2018-05-27 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Self-numbers and generators (in Numbers)

Posted on 2018-05-23 by

Posted on 2018-05-23 by

**Ady TZIDON**(No Solution Yet, 8 Comments)From primes to palindromes (in Numbers)

Posted on 2018-05-16 by

Posted on 2018-05-16 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Explain Plato's affinity (in Numbers) Rating: 5.00

Posted on 2018-05-15 by

Posted on 2018-05-15 by

**Ady TZIDON**(No Solution Yet, 3 Comments)What is the best question? (in Probability) Rating: 4.00

Posted on 2018-05-02 by

Posted on 2018-05-02 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Where's Bob? (in General) Rating: 4.67

Posted on 2018-05-01 by

Posted on 2018-05-01 by

**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Some of these and some of those (in Numbers)

Posted on 2018-04-30 by

Posted on 2018-04-30 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Two random points (in Probability)

Posted on 2018-04-26 by

Posted on 2018-04-26 by

**Ady TZIDON**(No Solution Yet, 10 Comments)When polynomial and trigo unite! (in Calculus)

Posted on 2018-04-24 by

Posted on 2018-04-24 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)If only it's a power of three (in Just Math)

Posted on 2018-04-22 by

Posted on 2018-04-22 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)An almost regular tetrahedron (in Geometry)

Posted on 2018-04-20 by

Posted on 2018-04-20 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)The Devil 30-gon (in Geometry)

Posted on 2018-04-17 by

Posted on 2018-04-17 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Find a Few Functions (in Calculus) Rating: 4.00

Posted on 2018-04-15 by

Posted on 2018-04-15 by

**Larry**(No Solution Yet, 3 Comments)A pandigital set (in Numbers) Rating: 5.00

Posted on 2018-04-14 by

Posted on 2018-04-14 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Angle in an Equilateral Pentagon (in Geometry)

Posted on 2018-04-12 by

Posted on 2018-04-12 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Easy Peasy Parabola (in Geometry)

Posted on 2018-04-11 by

Posted on 2018-04-11 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Prime records (in Sequences) Rating: 4.50

Posted on 2018-04-06 by

Posted on 2018-04-06 by

**Math Man**(No Solution Yet, 5 Comments)Parenthetical Integer (in Numbers)

Posted on 2018-04-04 by

Posted on 2018-04-04 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Cube Decomposition (in Geometry)

Posted on 2018-04-02 by

Posted on 2018-04-02 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Better late than never ...HNY (in Just Math)

Posted on 2018-04-01 by

Posted on 2018-04-01 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Pascal Determinant (in Just Math)

Posted on 2018-03-31 by

Posted on 2018-03-31 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Goldiolics (in Just Math) Rating: 5.00

Posted on 2018-03-30 by

Posted on 2018-03-30 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)One square implies many (in Sequences)

Posted on 2018-03-28 by

Posted on 2018-03-28 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Generating triplets of squares (in Just Math)

Posted on 2018-03-25 by

Posted on 2018-03-25 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Boxed Parabolas (in Geometry)

Posted on 2018-03-24 by

Posted on 2018-03-24 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Not enough information! (in Science)

Posted on 2018-03-23 by

Posted on 2018-03-23 by

**Danish Ahmed Khan**(No Solution Yet, 7 Comments)All in the USA (in Numbers) Rating: 5.00

Posted on 2018-03-20 by

Posted on 2018-03-20 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Three squares imply the fourth (in Just Math)

Posted on 2018-03-18 by

Posted on 2018-03-18 by

**Ady TZIDON**(No Solution Yet, 2 Comments) 3x3 magic square of squares (in Numbers)

Posted on 2018-03-16 by

Posted on 2018-03-16 by

**Ady TZIDON**(No Solution Yet, 1 Comments)4 digit number derived from a single digit (in Numbers)

Posted on 2018-02-26 by

Posted on 2018-02-26 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Three, three and the key (in Cryptography) Rating: 4.00

Posted on 2018-02-23 by

Posted on 2018-02-23 by

**armando**(No Solution Yet, 2 Comments)A sixth power in many ways (in Numbers)

Posted on 2018-02-22 by

Posted on 2018-02-22 by

**Ady TZIDON**(No Solution Yet, 1 Comments) Strictly non-palindromic numbers (in Numbers)

Posted on 2018-02-18 by

Posted on 2018-02-18 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Evaluate the missing digit (in Just Math)

Posted on 2018-01-29 by

Posted on 2018-01-29 by

**Ady TZIDON**(No Solution Yet, 1 Comments)How many numbers in the end? (in Numbers)

Posted on 2018-01-28 by

Posted on 2018-01-28 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Quite a pair! (in Numbers) Rating: 5.00

Posted on 2018-01-26 by

Posted on 2018-01-26 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Quadrilateral fill in the blank (in Shapes)

Posted on 2018-01-25 by

Posted on 2018-01-25 by

**Jer**(No Solution Yet, 2 Comments)The Sleeping Beauty problem (in Probability)

Posted on 2018-01-22 by

Posted on 2018-01-22 by

**Jer**(No Solution Yet, 4 Comments)Quite a coincidence (in Just Math) Rating: 3.00

Posted on 2018-01-19 by

Posted on 2018-01-19 by

**Ady TZIDON**(No Solution Yet, 6 Comments)A set of subsets (in Just Math) Rating: 5.00

Posted on 2018-01-17 by

Posted on 2018-01-17 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Evaluating a distance (in Geometry)

Posted on 2018-01-13 by

Posted on 2018-01-13 by

**Ady TZIDON**(No Solution Yet, 4 Comments)15 letter 'words' (in Just Math) Rating: 5.00

Posted on 2018-01-11 by

Posted on 2018-01-11 by

**Jer**(No Solution Yet, 4 Comments)A special phenomenon (in Logic) Rating: 5.00

Posted on 2018-01-05 by

Posted on 2018-01-05 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Three questions plus one challenge (in Numbers)

Posted on 2018-01-04 by

Posted on 2018-01-04 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Simple fractions (in Just Math) Rating: 3.00

Posted on 2018-01-03 by

Posted on 2018-01-03 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Circumcenters and Vectors (in Geometry)

Posted on 2017-12-31 by

Posted on 2017-12-31 by

**Bractals**(No Solution Yet, 2 Comments)Pandigital and divisible (in Numbers)

Posted on 2017-12-29 by

Posted on 2017-12-29 by

**Ady TZIDON**(No Solution Yet, 3 Comments)A prime nonuplet (in Numbers) Rating: 5.00

Posted on 2017-12-27 by

Posted on 2017-12-27 by

**Math Man**(No Solution Yet, 4 Comments)Expanding the railroad line (in Just Math)

Posted on 2017-12-26 by

Posted on 2017-12-26 by

**Ady TZIDON**(No Solution Yet, 2 Comments)The Young Girl's Age (in Just Math)

Posted on 2017-12-25 by

Posted on 2017-12-25 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Magic circle revisited (in Numbers) Rating: 3.00

Posted on 2017-12-22 by

Posted on 2017-12-22 by

**Jer**(No Solution Yet, 5 Comments)One problem - many ways to solve... (in Numbers)

Posted on 2017-12-21 by

Posted on 2017-12-21 by

**Ady TZIDON**(No Solution Yet, 6 Comments)A true story (in Numbers) Rating: 5.00

Posted on 2017-12-20 by

Posted on 2017-12-20 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Given one, get the other three (in Numbers) Rating: 3.00

Posted on 2017-12-18 by

Posted on 2017-12-18 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Squares in a rectangle (in Numbers)

Posted on 2017-12-15 by

Posted on 2017-12-15 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Fibo's zeroes repeated (in Numbers)

Posted on 2017-12-14 by

Posted on 2017-12-14 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Spelling bee results (in Just Math) Rating: 2.00

Posted on 2017-12-08 by

Posted on 2017-12-08 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A creative contest (in Word Problems)

Posted on 2017-12-07 by

Posted on 2017-12-07 by

**Ady TZIDON**(No Solution Yet, 0 Comments)No miracles (in Famous Riddles) Rating: 4.00

Posted on 2017-12-04 by

Posted on 2017-12-04 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Just 4 different digits (in Numbers)

Posted on 2017-12-03 by

Posted on 2017-12-03 by

**Ady TZIDON**(No Solution Yet, 10 Comments)One ninth of a pandigital (in Numbers)

Posted on 2017-12-02 by

Posted on 2017-12-02 by

**Ady TZIDON**(No Solution Yet, 1 Comments)One triplet of digits (in Numbers) Rating: 3.50

Posted on 2017-12-01 by

Posted on 2017-12-01 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Unique decimal primes (in Algorithms)

Posted on 2017-11-24 by

Posted on 2017-11-24 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Way to go (in Riddles) Rating: 4.00

Posted on 2017-11-22 by

Posted on 2017-11-22 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Where Did You Start? (in Just Math) Rating: 4.00

Posted on 2017-11-16 by

Posted on 2017-11-16 by

**chun**(No Solution Yet, 3 Comments)Your creativity challenged (in Riddles)

Posted on 2017-11-15 by

Posted on 2017-11-15 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Making a 10 (in Numbers) Rating: 4.00

Posted on 2017-11-13 by

Posted on 2017-11-13 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Beast number as a substring (in Numbers)

Posted on 2017-11-11 by

Posted on 2017-11-11 by

**Ady TZIDON**(No Solution Yet, 2 Comments)From words to equations (in General)

Posted on 2017-11-10 by

Posted on 2017-11-10 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Reverse Engineering I (in Cryptography) Rating: 3.00

Posted on 2017-11-09 by

Posted on 2017-11-09 by

**Ady TZIDON**(No Solution Yet, 5 Comments)One digit answer (in Numbers) Rating: 3.00

Posted on 2017-11-08 by

Posted on 2017-11-08 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Attributed to Lewis Carroll (in Probability) Rating: 3.00

Posted on 2017-11-07 by

Posted on 2017-11-07 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Rectangle in a circle (in Just Math)

Posted on 2017-11-07 by

Posted on 2017-11-07 by

**Ady TZIDON**(No Solution Yet, 4 Comments)No big digits involved (in Numbers)

Posted on 2017-11-06 by

Posted on 2017-11-06 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Searching for the minimal repunit (in Numbers)

Posted on 2017-11-06 by

Posted on 2017-11-06 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Recovering the unknown triplet (in Numbers)

Posted on 2017-11-03 by

Posted on 2017-11-03 by

**Ady TZIDON**(No Solution Yet, 0 Comments)X & Y erased (in Numbers) Rating: 3.00

Posted on 2017-11-03 by

Posted on 2017-11-03 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Truth or consequences (in Just Math)

Posted on 2017-11-02 by

Posted on 2017-11-02 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Only one number qualifies! (in Numbers)

Posted on 2017-11-02 by

Posted on 2017-11-02 by

**Ady TZIDON**(No Solution Yet, 2 Comments)2 ways to prove it (in Just Math) Rating: 4.00

Posted on 2017-10-31 by

Posted on 2017-10-31 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Create 2 congruent triangles (in Geometry) Rating: 3.00

Posted on 2017-10-31 by

Posted on 2017-10-31 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Two SPECIAL PARTITIONS (in Numbers)

Posted on 2017-10-28 by

Posted on 2017-10-28 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Leaving the least (the most) (in Numbers)

Posted on 2017-10-27 by

Posted on 2017-10-27 by

**Ady TZIDON**(No Solution Yet, 2 Comments)More Than One Solution? (in Games) Rating: 3.00

Posted on 2017-10-26 by

Posted on 2017-10-26 by

**Charlie**(No Solution Yet, 3 Comments)Urban architecture (in Word Problems)

Posted on 2017-10-23 by

Posted on 2017-10-23 by

**Ady TZIDON**(No Solution Yet, 3 Comments)3 lowest score words (in Word Problems) Rating: 5.00

Posted on 2017-10-20 by

Posted on 2017-10-20 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Does it continue? An original. (in Numbers)

Posted on 2017-10-20 by

Posted on 2017-10-20 by

**Jer**(No Solution Yet, 7 Comments)The Odds Must Be Crazy (in Probability)

Posted on 2017-10-19 by

Posted on 2017-10-19 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Somewhere in the USA (in Word Problems) Rating: 5.00

Posted on 2017-10-10 by

Posted on 2017-10-10 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Does it continue? 10: Alternate differences (in Numbers)

Posted on 2017-10-07 by

Posted on 2017-10-07 by

**Jer**(No Solution Yet, 2 Comments)Does it continue? 9: Diophantine friends (in Numbers)

Posted on 2017-10-03 by

Posted on 2017-10-03 by

**Jer**(No Solution Yet, 1 Comments)Does it continue? 8: Prime together (in Numbers)

Posted on 2017-09-30 by

Posted on 2017-09-30 by

**Jer**(No Solution Yet, 1 Comments)Does it continue? 7: Partial sums again (in Numbers)

Posted on 2017-09-28 by

Posted on 2017-09-28 by

**Jer**(No Solution Yet, 1 Comments)Toasting the eternal (in Just Math)

Posted on 2017-09-27 by

Posted on 2017-09-27 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Does it continue? 6: Partial sums (in Numbers)

Posted on 2017-09-25 by

Posted on 2017-09-25 by

**Jer**(No Solution Yet, 7 Comments)Does it continue? 5: powers of 2 (in Numbers) Rating: 5.00

Posted on 2017-09-24 by

Posted on 2017-09-24 by

**Jer**(No Solution Yet, 6 Comments)Solve the alpha2etic ! (in Just Math)

Posted on 2017-09-23 by

Posted on 2017-09-23 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Does it continue? 4: Euclid's next prime (in Numbers)

Posted on 2017-09-21 by

Posted on 2017-09-21 by

**Jer**(No Solution Yet, 3 Comments)Does it continue? 3: Growing table of primes (in Numbers)

Posted on 2017-09-19 by

Posted on 2017-09-19 by

**Jer**(No Solution Yet, 3 Comments)Proving an inequality (in Geometry) Rating: 4.00

Posted on 2017-09-17 by

Posted on 2017-09-17 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Does it continue? 2: Prime or not? (in Numbers) Rating: 5.00

Posted on 2017-09-16 by

Posted on 2017-09-16 by

**Jer**(No Solution Yet, 6 Comments)Does it continue? 1: Chord regions (in Sequences)

Posted on 2017-09-13 by

Posted on 2017-09-13 by

**Jer**(No Solution Yet, 9 Comments)Lots of lods (in Sequences) Rating: 4.67

Posted on 2017-09-10 by

Posted on 2017-09-10 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Product of 100 factorials (in Just Math) Rating: 3.50

Posted on 2017-09-07 by

Posted on 2017-09-07 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Getting closer to your pie (in Numbers)

Posted on 2017-09-04 by

Posted on 2017-09-04 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Solve a generic set of equations (in Just Math) Rating: 3.00

Posted on 2017-09-03 by

Posted on 2017-09-03 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Simple trains problem (in Just Math) Rating: 3.00

Posted on 2017-08-29 by

Posted on 2017-08-29 by

**Jer**(No Solution Yet, 2 Comments)Avoiding lattice midpoints (in General) Rating: 5.00

Posted on 2017-08-27 by

Posted on 2017-08-27 by

**Jer**(No Solution Yet, 4 Comments)Strobogrammatic to pandigital (in Numbers) Rating: 5.00

Posted on 2017-08-26 by

Posted on 2017-08-26 by

**Jer**(No Solution Yet, 4 Comments)Leaving a maximal result (in Algorithms)

Posted on 2017-08-25 by

Posted on 2017-08-25 by

**Ady TZIDON**(No Solution Yet, 3 Comments)smallest large = largest small (in Logic) Rating: 3.00

Posted on 2017-08-22 by

Posted on 2017-08-22 by

**Jer**(No Solution Yet, 3 Comments)A repunit product (in Word Problems)

Posted on 2017-08-19 by

Posted on 2017-08-19 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Planks across a ditch (in Shapes) Rating: 4.00

Posted on 2017-08-17 by

Posted on 2017-08-17 by

**Jer**(No Solution Yet, 4 Comments)At the bridge club (in Logic) Rating: 5.00

Posted on 2017-08-15 by

Posted on 2017-08-15 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Ellipse in a Truncated Triangle (in Shapes)

Posted on 2017-08-13 by

Posted on 2017-08-13 by

**Brian Smith**(No Solution Yet, 0 Comments)Divisibility in a sequence (in Numbers)

Posted on 2017-08-12 by

Posted on 2017-08-12 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Bob and Alice make a poor choice (in Numbers)

Posted on 2017-08-11 by

Posted on 2017-08-11 by

**broll**(No Solution Yet, 7 Comments)Straight or rotated (in Numbers) Rating: 5.00

Posted on 2017-08-10 by

Posted on 2017-08-10 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Even (related) chances (in Probability)

Posted on 2017-08-09 by

Posted on 2017-08-09 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Palindromic sum (in Just Math)

Posted on 2017-08-08 by

Posted on 2017-08-08 by

**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Nondivisibility by 11 (in Just Math) Rating: 4.00

Posted on 2017-08-06 by

Posted on 2017-08-06 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Published in the thirties (in Famous Riddles) Rating: 4.00

Posted on 2017-08-03 by

Posted on 2017-08-03 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Two parallelograms (in Geometry) Rating: 3.00

Posted on 2017-08-01 by

Posted on 2017-08-01 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Heronian with consecutives (in Geometry) Rating: 3.00

Posted on 2017-07-29 by

Posted on 2017-07-29 by

**Jer**(No Solution Yet, 1 Comments)From The Book of Squares (in Numbers) Rating: 3.00

Posted on 2017-07-26 by

Posted on 2017-07-26 by

**Jer**(No Solution Yet, 8 Comments)Pandigitals Divided by 11 (in Numbers)

Posted on 2017-07-23 by

Posted on 2017-07-23 by

**Brian Smith**(No Solution Yet, 4 Comments)Fermat numbers (in Numbers) Rating: 4.00

Posted on 2017-07-13 by

Posted on 2017-07-13 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Make the proof full-proof (in Word Problems)

Posted on 2017-07-11 by

Posted on 2017-07-11 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Regular N-gon (in Geometry) Rating: 4.00

Posted on 2017-07-09 by

Posted on 2017-07-09 by

**Bractals**(No Solution Yet, 2 Comments)Just add 2 letters (in Word Problems)

Posted on 2017-07-06 by

Posted on 2017-07-06 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Larger area / larger perimeter (in Numbers)

Posted on 2017-07-03 by

Posted on 2017-07-03 by

**Jer**(No Solution Yet, 3 Comments)2 kids 3 boxes (in Games) Rating: 4.00

Posted on 2017-07-01 by

Posted on 2017-07-01 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Lewis Carroll's finding (in Geometry)

Posted on 2017-06-25 by

Posted on 2017-06-25 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Punchline I (in Word Problems) Rating: 3.00

Posted on 2017-06-19 by

Posted on 2017-06-19 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Rational number's conversion (in Just Math) Rating: 5.00

Posted on 2017-06-18 by

Posted on 2017-06-18 by

**Ady TZIDON**(No Solution Yet, 5 Comments)a cube = s.o.d . (in Numbers) Rating: 3.00

Posted on 2017-06-15 by

Posted on 2017-06-15 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Paradox? Not really (in Probability)

Posted on 2017-06-13 by

Posted on 2017-06-13 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A madness sequence (50 digits) (in Sequences) Rating: 2.00

Posted on 2017-06-11 by

Posted on 2017-06-11 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Double black (in Probability) Rating: 2.67

Posted on 2017-06-08 by

Posted on 2017-06-08 by

**Ady TZIDON**(No Solution Yet, 4 Comments)18 is not enough (in Sequences) Rating: 3.00

Posted on 2017-06-06 by

Posted on 2017-06-06 by

**Ady TZIDON**(No Solution Yet, 2 Comments)From right to left (in Weights and Scales) Rating: 4.00

Posted on 2017-06-01 by

Posted on 2017-06-01 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Unbalanced?- No problem (in Weights and Scales) Rating: 4.00

Posted on 2017-05-30 by

Posted on 2017-05-30 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Oleg or Erdös? (in Games) Rating: 4.00

Posted on 2017-05-26 by

Posted on 2017-05-26 by

**Ady TZIDON**(No Solution Yet, 8 Comments)5 dice (in Probability) Rating: 3.00

Posted on 2017-05-22 by

Posted on 2017-05-22 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Seven Point Placement (in Shapes) Rating: 4.00

Posted on 2017-05-20 by

Posted on 2017-05-20 by

**Brian Smith**(No Solution Yet, 1 Comments)Hands off! (in Weights and Scales) Rating: 3.00

Posted on 2017-05-16 by

Posted on 2017-05-16 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Not every prime qualifies! (in Numbers)

Posted on 2017-05-15 by

Posted on 2017-05-15 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Dirichlet sends his regards (in Logic) Rating: 3.00

Posted on 2017-05-12 by

Posted on 2017-05-12 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Inder Taneja's discovery (in Numbers)

Posted on 2017-05-11 by

Posted on 2017-05-11 by

**Ady TZIDON**(No Solution Yet, 4 Comments)The length of the belt (in Geometry) Rating: 3.00

Posted on 2017-05-09 by

Posted on 2017-05-09 by

**Ady TZIDON**(No Solution Yet, 6 Comments)No software allowed ! (in Numbers)

Posted on 2017-05-07 by

Posted on 2017-05-07 by

**Ady TZIDON**(No Solution Yet, 12 Comments)The smallest non-conformist (in Numbers)

Posted on 2017-05-02 by

Posted on 2017-05-02 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Smallest pandifibo number (in Numbers)

Posted on 2017-04-29 by

Posted on 2017-04-29 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Eat as eat can (in Numbers) Rating: 3.00

Posted on 2017-04-28 by

Posted on 2017-04-28 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Baker to butcher to baker (in Just Math)

Posted on 2017-04-27 by

Posted on 2017-04-27 by

**Ady TZIDON**(No Solution Yet, 2 Comments)e as a pandigital expression (in Numbers)

Posted on 2017-04-23 by

Posted on 2017-04-23 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Maxim, Minerva & Kangaroo (in Numbers)

Posted on 2017-04-22 by

Posted on 2017-04-22 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Four Random People on a Bridge (in General)

Posted on 2017-04-14 by

Posted on 2017-04-14 by

**Brian Smith**(No Solution Yet, 2 Comments)Growth Potential (in Algorithms) Rating: 4.00

Posted on 2017-04-13 by

Posted on 2017-04-13 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Names in Boxes (in Logic) Rating: 4.00

Posted on 2017-04-09 by

Posted on 2017-04-09 by

**Ady TZIDON**(No Solution Yet, 15 Comments)What is the value of "?" ? (in General)

Posted on 2017-04-06 by

Posted on 2017-04-06 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Long live the vowels (in Word Problems)

Posted on 2017-04-05 by

Posted on 2017-04-05 by

**Ady TZIDON**(No Solution Yet, 3 Comments)S.o.S is S (in Numbers) Rating: 2.00

Posted on 2017-04-03 by

Posted on 2017-04-03 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Three mirrored multiplications (in Numbers)

Posted on 2017-04-02 by

Posted on 2017-04-02 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Murder in the Castle (in Logic) Rating: 4.00

Posted on 2017-03-30 by

Posted on 2017-03-30 by

**ollie**(No Solution Yet, 4 Comments)Up and up (in Numbers) Rating: 5.00

Posted on 2017-03-22 by

Posted on 2017-03-22 by

**Ady TZIDON**(No Solution Yet, 2 Comments) The sum of 2016 terms (in Sequences)

Posted on 2017-03-21 by

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**Ady TZIDON**(No Solution Yet, 1 Comments) Elongated Pentagonal Orthocupola's vertices (in Shapes)

Posted on 2017-03-20 by

Posted on 2017-03-20 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Integers and their sums of digits (in Just Math)

Posted on 2017-03-13 by

Posted on 2017-03-13 by

**Ady TZIDON**(No Solution Yet, 3 Comments)A Square Slab and a Cube (in Shapes)

Posted on 2017-03-12 by

Posted on 2017-03-12 by

**Brian Smith**(No Solution Yet, 2 Comments)Three heights in a triangle (in Geometry)

Posted on 2017-03-11 by

Posted on 2017-03-11 by

**Ady TZIDON**(No Solution Yet, 2 Comments) 1 progression, 2 sums, 3 numbers (in Just Math)

Posted on 2017-03-09 by

Posted on 2017-03-09 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Inequality with a constraint (in Just Math)

Posted on 2017-03-04 by

Posted on 2017-03-04 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Run Away Redux (in Games) Rating: 3.00

Posted on 2017-03-03 by

Posted on 2017-03-03 by

**Brian Smith**(No Solution Yet, 3 Comments)Only real x counted (in Probability)

Posted on 2017-03-01 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Scanning Bard's masterpiece (in Word Problems)

Posted on 2017-02-25 by

Posted on 2017-02-25 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Fibonacci Fib (in Sequences) Rating: 5.00

Posted on 2017-02-23 by

Posted on 2017-02-23 by

**Math Man**(No Solution Yet, 1 Comments)Italian, English, and both (in General) Rating: 4.00

Posted on 2017-02-22 by

Posted on 2017-02-22 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Circumcenters and Incenters (in Geometry) Rating: 5.00

Posted on 2017-02-19 by

Posted on 2017-02-19 by

**Bractals**(No Solution Yet, 1 Comments)Placing 4 integers within a set interval (in Just Math)

Posted on 2017-02-17 by

Posted on 2017-02-17 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Odds are ... (in Probability) Rating: 3.50

Posted on 2017-02-14 by

Posted on 2017-02-14 by

**Ady TZIDON**(No Solution Yet, 11 Comments)Trying to reach a Pythagorean triplet (in Just Math)

Posted on 2017-02-12 by

Posted on 2017-02-12 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Most words from your word (in Word Problems)

Posted on 2017-02-10 by

Posted on 2017-02-10 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Lies, truth, and logic (in Liars and Knights) Rating: 1.00

Posted on 2017-02-09 by

Posted on 2017-02-09 by

**Ady TZIDON**(No Solution Yet, 2 Comments)A better approximate Pythagorean Theorem (in Calculus)

Posted on 2017-02-08 by

Posted on 2017-02-08 by

**Jer**(No Solution Yet, 1 Comments)Forward and Backward Word Values (in General) Rating: 4.50

Posted on 2017-02-07 by

Posted on 2017-02-07 by

**Brian Smith**(No Solution Yet, 5 Comments)The Almost Pythagorean Theorem (in Calculus) Rating: 3.00

Posted on 2017-02-03 by

Posted on 2017-02-03 by

**Jer**(No Solution Yet, 1 Comments)T better than S (in Famous Riddles) Rating: 2.00

Posted on 2017-02-02 by

Posted on 2017-02-02 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Given VI, evaluate VII (in Sequences)

Posted on 2017-02-01 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Multiples with 3 (in Numbers) Rating: 5.00

Posted on 2017-01-31 by

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**Brian Smith**(No Solution Yet, 3 Comments)Opening your eyes (in Famous Riddles) Rating: 2.00

Posted on 2017-01-28 by

Posted on 2017-01-28 by

**Ady TZIDON**(No Solution Yet, 3 Comments)1,3,8 ...extend! (in Numbers) Rating: 5.00

Posted on 2017-01-26 by

Posted on 2017-01-26 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Non-zero solutions only (in Just Math)

Posted on 2017-01-23 by

Posted on 2017-01-23 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Powers of x and y (in Just Math) Rating: 4.00

Posted on 2017-01-21 by

Posted on 2017-01-21 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Six (or more) sextuples (in Numbers)

Posted on 2017-01-20 by

Posted on 2017-01-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Topical Quotation V (in Word Problems)

Posted on 2017-01-18 by

Posted on 2017-01-18 by

**Charlie**(No Solution Yet, 1 Comments)An interesting recurrence (in Numbers) Rating: 5.00

Posted on 2017-01-17 by

Posted on 2017-01-17 by

**Math Man**(No Solution Yet, 5 Comments)Proving divisibility (in Just Math)

Posted on 2017-01-08 by

Posted on 2017-01-08 by

**Ady TZIDON**(No Solution Yet, 2 Comments)From Tangent to Circle (in Geometry) Rating: 3.00

Posted on 2017-01-04 by

Posted on 2017-01-04 by

**Brian Smith**(No Solution Yet, 4 Comments)Congruent Incircles (in Geometry) Rating: 5.00

Posted on 2017-01-01 by

Posted on 2017-01-01 by

**Brian Smith**(No Solution Yet, 6 Comments)A set of 3 equations (in Just Math) Rating: 3.50

Posted on 2016-12-31 by

Posted on 2016-12-31 by

**Ady TZIDON**(No Solution Yet, 1 Comments)As EZ as UC it (in Numbers) Rating: 4.00

Posted on 2016-12-26 by

Posted on 2016-12-26 by

**Ady TZIDON**(No Solution Yet, 3 Comments)No change in its value (in Numbers)

Posted on 2016-12-23 by

Posted on 2016-12-23 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A chain of powers (in Sequences) Rating: 4.00

Posted on 2016-12-22 by

Posted on 2016-12-22 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Exclusive Inverter (in Algorithms) Rating: 3.00

Posted on 2016-12-21 by

Posted on 2016-12-21 by

**Brian Smith**(No Solution Yet, 1 Comments)Legally Blonde (in Liars and Knights) Rating: 3.00

Posted on 2016-12-19 by

Posted on 2016-12-19 by

**Math Man**(No Solution Yet, 10 Comments)Traveling with Luggage (in Logic) Rating: 3.00

Posted on 2016-12-15 by

Posted on 2016-12-15 by

**Brian Smith**(No Solution Yet, 2 Comments)It's all in the stars (in Just Math)

Posted on 2016-12-14 by

Posted on 2016-12-14 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Decimal and Binary Representation (in Numbers)

Posted on 2016-12-13 by

Posted on 2016-12-13 by

**Brian Smith**(No Solution Yet, 3 Comments)Same Real Roots (in Just Math)

Posted on 2016-12-10 by

Posted on 2016-12-10 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A ragman from 3 to 10 (in Word Problems)

Posted on 2016-12-07 by

Posted on 2016-12-07 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Vieta's derivatives (in Just Math)

Posted on 2016-12-02 by

Posted on 2016-12-02 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)A biased random walk (in Probability)

Posted on 2016-12-01 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)7+8=12 ?? (in Just Math) Rating: 3.00

Posted on 2016-11-30 by

Posted on 2016-11-30 by

**Ady TZIDON**(No Solution Yet, 3 Comments)composite function (in Calculus) Rating: 3.00

Posted on 2016-11-29 by

Posted on 2016-11-29 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Seven Hexominos and Two Triominos (in Shapes)

Posted on 2016-11-26 by

Posted on 2016-11-26 by

**Brian Smith**(No Solution Yet, 1 Comments)26 out of 50 (in Just Math) Rating: 4.00

Posted on 2016-11-25 by

Posted on 2016-11-25 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Prime repunits (in Numbers) Rating: 3.50

Posted on 2016-11-24 by

Posted on 2016-11-24 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Terrific sequence 2 (in Sequences) Rating: 5.00

Posted on 2016-11-20 by

Posted on 2016-11-20 by

**Math Man**(No Solution Yet, 2 Comments)Equal Areas on Circles (in Geometry)

Posted on 2016-11-19 by

Posted on 2016-11-19 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Don't be confused (in General)

Posted on 2016-11-14 by

Posted on 2016-11-14 by

**Danish Ahmed Khan**(No Solution Yet, 5 Comments)Linear*Quadratic = Square (in Just Math)

Posted on 2016-11-12 by

Posted on 2016-11-12 by

**K Sengupta**(No Solution Yet, 2 Comments)Roots Ready to Relate (in Just Math) Rating: 4.00

Posted on 2016-11-06 by

Posted on 2016-11-06 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Covering a Rectangle with Hexominos (in Shapes)

Posted on 2016-11-05 by

Posted on 2016-11-05 by

**Brian Smith**(No Solution Yet, 1 Comments)Hardest easy geometry problem (in Geometry) Rating: 4.00

Posted on 2016-11-04 by

Posted on 2016-11-04 by

**Jer**(No Solution Yet, 2 Comments)Your conclusion requested (in Logic) Rating: 3.67

Posted on 2016-11-03 by

Posted on 2016-11-03 by

**Ady TZIDON**(No Solution Yet, 9 Comments)Matrix Mathematics (in Just Math)

Posted on 2016-10-30 by

Posted on 2016-10-30 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Rationality certification (in Just Math)

Posted on 2016-10-27 by

Posted on 2016-10-27 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Inequality challenge (in Just Math)

Posted on 2016-10-25 by

Posted on 2016-10-25 by

**Ady TZIDON**(No Solution Yet, 4 Comments)A little twist (in Just Math)

Posted on 2016-10-21 by

Posted on 2016-10-21 by

**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Dodecahedron Chance Determination (in Probability)

Posted on 2016-10-20 by

Posted on 2016-10-20 by

**K Sengupta**(No Solution Yet, 6 Comments)Six Hexominos surrounding a Tetromino (in Shapes)

Posted on 2016-10-19 by

Posted on 2016-10-19 by

**Brian Smith**(No Solution Yet, 0 Comments)Prove Phi's Peculiar Property (in Numbers)

Posted on 2016-10-17 by

Posted on 2016-10-17 by

**Ady TZIDON**(No Solution Yet, 3 Comments)get the real part of the problem (in Just Math)

Posted on 2016-10-16 by

Posted on 2016-10-16 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)this is the range of my root (in Just Math)

Posted on 2016-10-14 by

Posted on 2016-10-14 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Phibobrick's dimensions (in Numbers)

Posted on 2016-10-14 by

Posted on 2016-10-14 by

**Ady TZIDON**(No Solution Yet, 1 Comments)U-Hexominos and Squares (in Shapes)

Posted on 2016-10-12 by

Posted on 2016-10-12 by

**Brian Smith**(No Solution Yet, 0 Comments)Adding consecutive primes (in Just Math)

Posted on 2016-10-11 by

Posted on 2016-10-11 by

**Ady TZIDON**(No Solution Yet, 1 Comments)polynomial problem 3 (in Just Math)

Posted on 2016-10-08 by

Posted on 2016-10-08 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Nine Hexominos in a Square (in Shapes)

Posted on 2016-10-07 by

Posted on 2016-10-07 by

**Brian Smith**(No Solution Yet, 2 Comments)Covering a Square with Hexominos (in Shapes)

Posted on 2016-10-06 by

Posted on 2016-10-06 by

**Brian Smith**(No Solution Yet, 1 Comments)Wrapping a Regular Hexagon (in Shapes)

Posted on 2016-10-05 by

Posted on 2016-10-05 by

**K Sengupta**(No Solution Yet, 1 Comments)Additional solutions, please (in Just Math)

Posted on 2016-10-03 by

Posted on 2016-10-03 by

**Ady TZIDON**(No Solution Yet, 3 Comments)polynomial problem 2 (in Just Math) Rating: 3.00

Posted on 2016-09-30 by

Posted on 2016-09-30 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)No data - just a weighing problem (in General) Rating: 5.00

Posted on 2016-09-27 by

Posted on 2016-09-27 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Two Primes From Prime (in Just Math) Rating: 4.00

Posted on 2016-09-27 by

Posted on 2016-09-27 by

**K Sengupta**(No Solution Yet, 3 Comments)Nineteen Divisibility Nuance (in Algorithms)

Posted on 2016-09-24 by

Posted on 2016-09-24 by

**K Sengupta**(No Solution Yet, 0 Comments)Provide the next number (in Sequences)

Posted on 2016-09-18 by

Posted on 2016-09-18 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Eight Hexominos plus a Tetromino (in Shapes)

Posted on 2016-09-17 by

Posted on 2016-09-17 by

**Brian Smith**(No Solution Yet, 2 Comments)Quadrilateral and Radius Query (in Shapes)

Posted on 2016-09-15 by

Posted on 2016-09-15 by

**K Sengupta**(No Solution Yet, 1 Comments)Lattice Parallelogram and Point Poser (in Shapes)

Posted on 2016-09-14 by

Posted on 2016-09-14 by

**K Sengupta**(No Solution Yet, 0 Comments)Sparse Packing a Zig-Zag (in Shapes)

Posted on 2016-09-11 by

Posted on 2016-09-11 by

**Brian Smith**(No Solution Yet, 1 Comments)Lopsided T-Hexomino (in Shapes) Rating: 4.00

Posted on 2016-09-09 by

Posted on 2016-09-09 by

**Brian Smith**(No Solution Yet, 2 Comments)Finding the hidden digit (in Tricks)

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Posted on 2016-09-09 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Sum to Cevian (in Geometry) Rating: 5.00

Posted on 2016-09-03 by

Posted on 2016-09-03 by

**Bractals**(No Solution Yet, 0 Comments)Add missing letters (in Word Problems) Rating: 3.00

Posted on 2016-08-30 by

Posted on 2016-08-30 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Random Chess Pieces Poser (in Probability)

Posted on 2016-08-29 by

Posted on 2016-08-29 by

**K Sengupta**(No Solution Yet, 6 Comments)All rational numbers in (in Sequences)

Posted on 2016-08-26 by

Posted on 2016-08-26 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Business is business (in Word Problems) Rating: 4.00

Posted on 2016-08-24 by

Posted on 2016-08-24 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Almost disjoint union (in Just Math)

Posted on 2016-08-23 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Concurrent Rays (in Geometry) Rating: 5.00

Posted on 2016-08-20 by

Posted on 2016-08-20 by

**Bractals**(No Solution Yet, 1 Comments)Collinear Points (in Geometry) Rating: 4.00

Posted on 2016-08-19 by

Posted on 2016-08-19 by

**Bractals**(No Solution Yet, 0 Comments)Covering a Cube with Strips (in Shapes)

Posted on 2016-08-18 by

Posted on 2016-08-18 by

**Brian Smith**(No Solution Yet, 3 Comments)Guessing your birthdate (in Just Math)

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Posted on 2016-08-18 by

**Ady TZIDON**(No Solution Yet, 4 Comments)4 groups of 4 (in Word Problems) Rating: 2.00

Posted on 2016-08-16 by

Posted on 2016-08-16 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Angle Ratio Ascertainment 6 (in Shapes)

Posted on 2016-08-14 by

Posted on 2016-08-14 by

**K Sengupta**(No Solution Yet, 2 Comments)1-2-3-4 Square (in Geometry) Rating: 4.00

Posted on 2016-08-12 by

Posted on 2016-08-12 by

**Brian Smith**(No Solution Yet, 3 Comments)A Sum of Consecutive Square Roots (in Just Math)

Posted on 2016-08-10 by

Posted on 2016-08-10 by

**Brian Smith**(No Solution Yet, 1 Comments)Insect Jump Illation (in Just Math)

Posted on 2016-08-09 by

Posted on 2016-08-09 by

**K Sengupta**(No Solution Yet, 1 Comments)Divisibility to Square II (in Just Math)

Posted on 2016-08-07 by

Posted on 2016-08-07 by

**Brian Smith**(No Solution Yet, 2 Comments)A spiral word (in Word Problems) Rating: 3.50

Posted on 2016-08-04 by

Posted on 2016-08-04 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Pandigital Multiples of 99 (in Numbers)

Posted on 2016-08-03 by

Posted on 2016-08-03 by

**Brian Smith**(No Solution Yet, 2 Comments)Weight Limited Bridge (in General)

Posted on 2016-08-01 by

Posted on 2016-08-01 by

**Brian Smith**(No Solution Yet, 6 Comments)Ball Series Insertion (in Weights and Scales)

Posted on 2016-07-29 by

Posted on 2016-07-29 by

**Brian Smith**(No Solution Yet, 1 Comments)A Tetrahedral Volume Puzzle (in Shapes) Rating: 3.00

Posted on 2016-07-28 by

Posted on 2016-07-28 by

**Brian Smith**(No Solution Yet, 1 Comments)15 Triominoes (in Shapes) Rating: 4.00

Posted on 2016-07-26 by

Posted on 2016-07-26 by

**Brian Smith**(No Solution Yet, 4 Comments)Five Pairs of Balls (in Weights and Scales)

Posted on 2016-07-22 by

Posted on 2016-07-22 by

**Brian Smith**(No Solution Yet, 1 Comments)Primes divide expression? (in Just Math)

Posted on 2016-07-20 by

Posted on 2016-07-20 by

**Brian Smith**(No Solution Yet, 2 Comments)A square within a triangle (in Just Math)

Posted on 2016-07-20 by

Posted on 2016-07-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Denver is not the issue (in Word Problems)

Posted on 2016-07-18 by

Posted on 2016-07-18 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Not too high, not too low (in Just Math)

Posted on 2016-07-06 by

Posted on 2016-07-06 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Fibonacci yields Pythagoras (in Sequences)

Posted on 2016-07-05 by

Posted on 2016-07-05 by

**Jer**(No Solution Yet, 1 Comments)Lattice Vertices Verification (in Shapes)

Posted on 2016-07-02 by

Posted on 2016-07-02 by

**K Sengupta**(No Solution Yet, 4 Comments)Fractions lead to Pythagoreans (in Numbers)

Posted on 2016-06-28 by

Posted on 2016-06-28 by

**Jer**(No Solution Yet, 4 Comments)Angle Ratio Ascertainment 4 (in Shapes)

Posted on 2016-06-26 by

Posted on 2016-06-26 by

**K Sengupta**(No Solution Yet, 1 Comments)Celsius- A Fahrenheit Multiple? (in Just Math)

Posted on 2016-06-21 by

Posted on 2016-06-21 by

**K Sengupta**(No Solution Yet, 7 Comments)Go for the midpoint (in Geometry) Rating: 2.00

Posted on 2016-06-18 by

Posted on 2016-06-18 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Roman Numeral and Letter Insertion (in Word Problems)

Posted on 2016-06-17 by

Posted on 2016-06-17 by

**K Sengupta**(No Solution Yet, 2 Comments)Comparing two events (in Probability)

Posted on 2016-06-15 by

Posted on 2016-06-15 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Duodecimal Digit Product and Number Puzzle (in Just Math)

Posted on 2016-06-12 by

Posted on 2016-06-12 by

**K Sengupta**(No Solution Yet, 2 Comments)Real Variable Validation (in Just Math)

Posted on 2016-06-11 by

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**K Sengupta**(No Solution Yet, 4 Comments)Random chord problem 2 (in Probability)

Posted on 2016-06-09 by

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**K Sengupta**(No Solution Yet, 1 Comments)Term Finding with Floor (in Sequences)

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**K Sengupta**(No Solution Yet, 3 Comments)A recursive sequence (in Sequences)

Posted on 2016-06-06 by

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**Ady TZIDON**(No Solution Yet, 0 Comments)Random Sum Resolution (in Probability)

Posted on 2016-06-06 by

Posted on 2016-06-06 by

**K Sengupta**(No Solution Yet, 1 Comments)Power Sum Proposition (in Just Math)

Posted on 2016-06-04 by

Posted on 2016-06-04 by

**K Sengupta**(No Solution Yet, 1 Comments)Save our souls (in Games) Rating: 4.00

Posted on 2016-06-03 by

Posted on 2016-06-03 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Three expressions - same value (in Just Math)

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Posted on 2016-06-02 by

**Ady TZIDON**(No Solution Yet, 3 Comments)No fours on my odometer (in Just Math)

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Posted on 2016-06-02 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Quadruple Digit Sum and Number Puzzle (in Just Math)

Posted on 2016-06-01 by

Posted on 2016-06-01 by

**K Sengupta**(No Solution Yet, 1 Comments)List the expressionist numbers (in Numbers)

Posted on 2016-05-30 by

Posted on 2016-05-30 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Log Expression Exercise (in Just Math)

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Posted on 2016-05-30 by

**K Sengupta**(No Solution Yet, 2 Comments)Digit Sum Equation Puzzle (in Just Math)

Posted on 2016-05-28 by

Posted on 2016-05-28 by

**K Sengupta**(No Solution Yet, 5 Comments)Power of 2 (in Numbers) Rating: 5.00

Posted on 2016-05-27 by

Posted on 2016-05-27 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Wanted: gifted numbers (in Numbers)

Posted on 2016-05-24 by

Posted on 2016-05-24 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Angle Ratio Ascertainment 3 (in Shapes)

Posted on 2016-05-22 by

Posted on 2016-05-22 by

**K Sengupta**(No Solution Yet, 3 Comments)A comprehensive list (in Word Problems) Rating: 3.00

Posted on 2016-05-19 by

Posted on 2016-05-19 by

**Ady TZIDON**(No Solution Yet, 4 Comments)A direct count (in Famous Riddles) Rating: 3.00

Posted on 2016-05-19 by

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**Ady TZIDON**(No Solution Yet, 4 Comments)Grid exercise (in Just Math) Rating: 5.00

Posted on 2016-05-18 by

Posted on 2016-05-18 by

**Ady TZIDON**(No Solution Yet, 2 Comments)AABBCCDD and Perfect Square (in Just Math)

Posted on 2016-05-16 by

Posted on 2016-05-16 by

**K Sengupta**(No Solution Yet, 3 Comments)A cube with missing row (in Numbers)

Posted on 2016-05-16 by

Posted on 2016-05-16 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Two distinct questions (in Just Math)

Posted on 2016-05-13 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Icosahedron addressed (in Geometry)

Posted on 2016-05-11 by

Posted on 2016-05-11 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Tanya's puzzle (in Logic) Rating: 4.00

Posted on 2016-05-10 by

Posted on 2016-05-10 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Terrific sequence (in Sequences) Rating: 5.00

Posted on 2016-05-10 by

Posted on 2016-05-10 by

**Math Man**(No Solution Yet, 6 Comments)Polynomial of degree 3n (in Just Math) Rating: 4.00

Posted on 2016-05-07 by

Posted on 2016-05-07 by

**K Sengupta**(No Solution Yet, 6 Comments)Is it true? (in Just Math) Rating: 3.00

Posted on 2016-05-02 by

Posted on 2016-05-02 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Four From Arithmetic and Geometric (in Sequences) Rating: 4.50

Posted on 2016-04-29 by

Posted on 2016-04-29 by

**K Sengupta**(No Solution Yet, 3 Comments)TO and FRO (in Just Math) Rating: 3.00

Posted on 2016-04-25 by

Posted on 2016-04-25 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Draw a Line to Partition the Grid (in General)

Posted on 2016-04-25 by

Posted on 2016-04-25 by

**Brian Smith**(No Solution Yet, 7 Comments)A clever promotion (in Cryptography) Rating: 5.00

Posted on 2016-04-21 by

Posted on 2016-04-21 by

**Ady TZIDON**(No Solution Yet, 2 Comments)The only odd untouchable (in Numbers)

Posted on 2016-04-12 by

Posted on 2016-04-12 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Quadrilateral Area Query (in Shapes)

Posted on 2016-04-10 by

Posted on 2016-04-10 by

**K Sengupta**(No Solution Yet, 2 Comments)A Pythagorean triangle (in Numbers) Rating: 5.00

Posted on 2016-04-08 by

Posted on 2016-04-08 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Not a common alphametic (in Just Math)

Posted on 2016-04-01 by

Posted on 2016-04-01 by

**Ady TZIDON**(No Solution Yet, 2 Comments)4 partitions, same product (in Numbers)

Posted on 2016-03-31 by

Posted on 2016-03-31 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Quartering a Square (in Shapes) Rating: 4.00

Posted on 2016-03-29 by

Posted on 2016-03-29 by

**Brian Smith**(No Solution Yet, 4 Comments)Find Five Fractions (in Just Math) Rating: 4.00

Posted on 2016-03-27 by

Posted on 2016-03-27 by

**Brian Smith**(No Solution Yet, 2 Comments)Simultaneous Satisfaction III (in Just Math)

Posted on 2016-03-21 by

Posted on 2016-03-21 by

**K Sengupta**(No Solution Yet, 1 Comments)Rational Value Validation (in Just Math)

Posted on 2016-03-20 by

Posted on 2016-03-20 by

**K Sengupta**(No Solution Yet, 11 Comments)Find number and base (in Numbers) Rating: 5.00

Posted on 2016-03-17 by

Posted on 2016-03-17 by

**Bractals**(No Solution Yet, 6 Comments)To-day is Monday & a PIday (in Numbers)

Posted on 2016-03-14 by

Posted on 2016-03-14 by

**Ady TZIDON**(No Solution Yet, 13 Comments)Hexagon in Complex Plane (in Shapes)

Posted on 2016-03-13 by

Posted on 2016-03-13 by

**K Sengupta**(No Solution Yet, 1 Comments)Quadrilateral and Cyclic Query (in Shapes)

Posted on 2016-03-06 by

Posted on 2016-03-06 by

**K Sengupta**(No Solution Yet, 0 Comments)Matryoshka Nesting Primes (in Numbers)

Posted on 2016-03-03 by

Posted on 2016-03-03 by

**Ady TZIDON**(No Solution Yet, 11 Comments)Initial Term Illation (in Sequences)

Posted on 2016-02-25 by

Posted on 2016-02-25 by

**K Sengupta**(No Solution Yet, 2 Comments)Counting Ten Segment Paths (in General)

Posted on 2016-02-19 by

Posted on 2016-02-19 by

**Brian Smith**(No Solution Yet, 6 Comments)Equal products and sums (in Just Math)

Posted on 2016-02-17 by

Posted on 2016-02-17 by

**Ady TZIDON**(No Solution Yet, 4 Comments)4 labeled coins (in Weights and Scales) Rating: 3.00

Posted on 2016-02-16 by

Posted on 2016-02-16 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Proving a theorem (in Geometry) Rating: 3.00

Posted on 2016-02-12 by

Posted on 2016-02-12 by

**Ady TZIDON**(No Solution Yet, 1 Comments)How high the moon tonight (in Numbers)

Posted on 2016-02-10 by

Posted on 2016-02-10 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Three in a row (in Numbers) Rating: 2.50

Posted on 2016-02-08 by

Posted on 2016-02-08 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Interesting representation (in Numbers) Rating: 5.00

Posted on 2016-02-08 by

Posted on 2016-02-08 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Fifty-fifty (in Just Math) Rating: 3.00

Posted on 2016-02-05 by

Posted on 2016-02-05 by

**Ady TZIDON**(No Solution Yet, 2 Comments)a version of NIM (in Games) Rating: 4.00

Posted on 2016-02-04 by

Posted on 2016-02-04 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Square in Pascal's triangle (in Just Math)

Posted on 2016-02-03 by

Posted on 2016-02-03 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Evaluate further probabilities (in Probability)

Posted on 2016-02-03 by

Posted on 2016-02-03 by

**Jer**(No Solution Yet, 2 Comments)Mille and Remainder Resolution (in Sequences)

Posted on 2016-02-01 by

Posted on 2016-02-01 by

**K Sengupta**(No Solution Yet, 3 Comments)Constant and Ratio Puzzle (in Just Math)

Posted on 2016-01-30 by

Posted on 2016-01-30 by

**K Sengupta**(No Solution Yet, 1 Comments)The real McCoy (in Weights and Scales)

Posted on 2016-01-29 by

Posted on 2016-01-29 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Erase the right 90 (in Numbers) Rating: 4.00

Posted on 2016-01-28 by

Posted on 2016-01-28 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Evaluate probabilities (in Probability)

Posted on 2016-01-26 by

Posted on 2016-01-26 by

**Ady TZIDON**(No Solution Yet, 3 Comments)LCM and Combination Conclusion (in Just Math)

Posted on 2016-01-23 by

Posted on 2016-01-23 by

**K Sengupta**(No Solution Yet, 0 Comments)Three Power Verification (in Just Math)

Posted on 2016-01-20 by

Posted on 2016-01-20 by

**K Sengupta**(No Solution Yet, 4 Comments)9 coins prob (in Weights and Scales) Rating: 3.00

Posted on 2016-01-18 by

Posted on 2016-01-18 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Product equals sum (in Just Math) Rating: 2.00

Posted on 2016-01-17 by

Posted on 2016-01-17 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Family tree (in Logic) Rating: 5.00

Posted on 2016-01-15 by

Posted on 2016-01-15 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Expose ambiguity (in Logic) Rating: 3.00

Posted on 2016-01-13 by

Posted on 2016-01-13 by

**Ady TZIDON**(No Solution Yet, 5 Comments)A math symbol (in Numbers) Rating: 3.33

Posted on 2016-01-08 by

Posted on 2016-01-08 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Integer Check Conclusion (in Just Math)

Posted on 2016-01-06 by

Posted on 2016-01-06 by

**K Sengupta**(No Solution Yet, 0 Comments)Restricted Rook Runaround (in Games)

Posted on 2016-01-05 by

Posted on 2016-01-05 by

**Brian Smith**(No Solution Yet, 7 Comments)Floor and Square Division Settlement (in Just Math) Rating: 4.00

Posted on 2016-01-01 by

Posted on 2016-01-01 by

**K Sengupta**(No Solution Yet, 4 Comments)Equiangular Hexagon Query (in Shapes) Rating: 4.00

Posted on 2015-12-29 by

Posted on 2015-12-29 by

**K Sengupta**(No Solution Yet, 1 Comments)A five letter word (in Word Problems)

Posted on 2015-12-28 by

Posted on 2015-12-28 by

**Ady TZIDON**(No Solution Yet, 6 Comments)From pie to numbers (in Numbers) Rating: 3.00

Posted on 2015-12-27 by

Posted on 2015-12-27 by

**Ady TZIDON**(No Solution Yet, 16 Comments)Triangle Area Ascertainment (in Shapes) Rating: 5.00

Posted on 2015-12-26 by

Posted on 2015-12-26 by

**K Sengupta**(No Solution Yet, 2 Comments)Expression and Perfect Square 2 (in Just Math) Rating: 3.00

Posted on 2015-12-25 by

Posted on 2015-12-25 by

**K Sengupta**(No Solution Yet, 3 Comments)Protecting the fleet Part E. (in Calculus) Rating: 4.00

Posted on 2015-12-23 by

Posted on 2015-12-23 by

**Jer**(No Solution Yet, 3 Comments)5-2=1 (in Word Problems) Rating: 3.00

Posted on 2015-12-21 by

Posted on 2015-12-21 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Quadratic and Five Variable Query (in Just Math)

Posted on 2015-12-20 by

Posted on 2015-12-20 by

**K Sengupta**(No Solution Yet, 2 Comments)Protecting the fleet Parts C. & D. (in Geometry)

Posted on 2015-12-15 by

Posted on 2015-12-15 by

**Jer**(No Solution Yet, 2 Comments)Protecting the fleet Parts A. & B. (in Geometry)

Posted on 2015-12-14 by

Posted on 2015-12-14 by

**Jer**(No Solution Yet, 4 Comments)A peculiar triangular number (in Numbers)

Posted on 2015-12-10 by

Posted on 2015-12-10 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Hold your horses (in General) Rating: 5.00

Posted on 2015-12-09 by

Posted on 2015-12-09 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Show me the moNey (in Numbers) Rating: 3.00

Posted on 2015-12-08 by

Posted on 2015-12-08 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Fibonaccish ratio (in Sequences) Rating: 3.00

Posted on 2015-12-07 by

Posted on 2015-12-07 by

**Jer**(No Solution Yet, 3 Comments)Reversible hours (in Shapes) Rating: 3.00

Posted on 2015-12-07 by

Posted on 2015-12-07 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Simple conclusion (in Just Math) Rating: 3.00

Posted on 2015-12-02 by

Posted on 2015-12-02 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Get the right product (in Just Math)

Posted on 2015-12-01 by

Posted on 2015-12-01 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Daylight Saving (in Cryptography) Rating: 5.00

Posted on 2015-12-01 by

Posted on 2015-12-01 by

**Ady TZIDON**(No Solution Yet, 4 Comments)No primes here (in Sequences) Rating: 5.00

Posted on 2015-11-30 by

Posted on 2015-11-30 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Coin contest (in Games) Rating: 5.00

Posted on 2015-11-27 by

Posted on 2015-11-27 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Wise Russell (in Tricks) Rating: 5.00

Posted on 2015-11-24 by

Posted on 2015-11-24 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Generalizing II (in Sequences) Rating: 4.00

Posted on 2015-11-20 by

Posted on 2015-11-20 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Quadratic and Quartic Query 2 (in Just Math)

Posted on 2015-11-20 by

Posted on 2015-11-20 by

**K Sengupta**(No Solution Yet, 0 Comments)Cryptajoke XII (in Cryptography) Rating: 4.33

Posted on 2015-11-16 by

Posted on 2015-11-16 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Quadratic and Cubic Query (in Just Math)

Posted on 2015-11-14 by

Posted on 2015-11-14 by

**K Sengupta**(No Solution Yet, 0 Comments)9-letter word II (in Sequences) Rating: 5.00

Posted on 2015-11-13 by

Posted on 2015-11-13 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Count the palindromes (in Just Math)

Posted on 2015-11-11 by

Posted on 2015-11-11 by

**Ady TZIDON**(No Solution Yet, 7 Comments)Cryptajoke XI (in Cryptography) Rating: 3.00

Posted on 2015-11-09 by

Posted on 2015-11-09 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Triangle's bisector theorem (in Geometry)

Posted on 2015-11-07 by

Posted on 2015-11-07 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Matching pairs II (in Word Problems) Rating: 2.00

Posted on 2015-11-05 by

Posted on 2015-11-05 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Quadrilateral Side Query (in Shapes)

Posted on 2015-10-31 by

Posted on 2015-10-31 by

**K Sengupta**(No Solution Yet, 1 Comments)Incredible, but solvable (in Just Math)

Posted on 2015-10-30 by

Posted on 2015-10-30 by

**Ady TZIDON**(No Solution Yet, 13 Comments)Make up your mind (in Word Problems)

Posted on 2015-10-28 by

Posted on 2015-10-28 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Some questions of abundance (in Just Math)

Posted on 2015-10-28 by

Posted on 2015-10-28 by

**Jer**(No Solution Yet, 3 Comments)A canonical representation (in Just Math)

Posted on 2015-10-27 by

Posted on 2015-10-27 by

**Ady TZIDON**(No Solution Yet, 0 Comments)Numbered Letters IV (in Word Problems)

Posted on 2015-10-26 by

Posted on 2015-10-26 by

**Math Man**(No Solution Yet, 3 Comments)Expression Ratio Limit (in Calculus)

Posted on 2015-10-22 by

Posted on 2015-10-22 by

**K Sengupta**(No Solution Yet, 1 Comments)n-digit ... n-th power (in Numbers)

Posted on 2015-10-20 by

Posted on 2015-10-20 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Factorials & factorions (in Numbers) Rating: 5.00

Posted on 2015-10-19 by

Posted on 2015-10-19 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Sum Expression Value Determination (in Just Math) Rating: 3.00

Posted on 2015-10-18 by

Posted on 2015-10-18 by

**K Sengupta**(No Solution Yet, 3 Comments)Coefficient Determination (in Just Math)

Posted on 2015-10-14 by

Posted on 2015-10-14 by

**K Sengupta**(No Solution Yet, 3 Comments)Function Existence Exercise (in Just Math)

Posted on 2015-10-11 by

Posted on 2015-10-11 by

**K Sengupta**(No Solution Yet, 4 Comments)Integer Function Finding (in Just Math)

Posted on 2015-10-09 by

Posted on 2015-10-09 by

**K Sengupta**(No Solution Yet, 1 Comments)8 digit rhyme (in Cryptography) Rating: 3.00

Posted on 2015-10-08 by

Posted on 2015-10-08 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Positive Integer Pair and Division Puzzle (in Just Math)

Posted on 2015-10-03 by

Posted on 2015-10-03 by

**K Sengupta**(No Solution Yet, 1 Comments)All are... (in Word Problems) Rating: 1.00

Posted on 2015-10-02 by

Posted on 2015-10-02 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Nine forever (in Just Math) Rating: 4.00

Posted on 2015-09-30 by

Posted on 2015-09-30 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Black and white socks (in Probability)

Posted on 2015-09-29 by

Posted on 2015-09-29 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Extreme Sum Settlement (in Just Math)

Posted on 2015-09-28 by

Posted on 2015-09-28 by

**K Sengupta**(No Solution Yet, 4 Comments)Quit as a winner (in Games) Rating: 5.00

Posted on 2015-09-24 by

Posted on 2015-09-24 by

**Ady TZIDON**(No Solution Yet, 9 Comments)Integer Pair and Infinite Puzzle (in Just Math)

Posted on 2015-09-20 by

Posted on 2015-09-20 by

**K Sengupta**(No Solution Yet, 2 Comments)Three Power and Product Divisibility (in Just Math)

Posted on 2015-09-19 by

Posted on 2015-09-19 by

**K Sengupta**(No Solution Yet, 2 Comments)Marissa's and Melissa's birthdays (in Logic)

Posted on 2015-09-17 by

Posted on 2015-09-17 by

**Math Man**(No Solution Yet, 1 Comments)C reverses into F (in Numbers) Rating: 3.00

Posted on 2015-09-14 by

Posted on 2015-09-14 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Expression Divides Expression (in Just Math)

Posted on 2015-09-12 by

Posted on 2015-09-12 by

**K Sengupta**(No Solution Yet, 1 Comments)Quadratic and Quartic Query (in Just Math) Rating: 4.00

Posted on 2015-09-06 by

Posted on 2015-09-06 by

**K Sengupta**(No Solution Yet, 3 Comments)Surprising answer II (in Numbers) Rating: 4.00

Posted on 2015-09-04 by

Posted on 2015-09-04 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Six countries (in General) Rating: 3.00

Posted on 2015-09-04 by

Posted on 2015-09-04 by

**Ady TZIDON**(No Solution Yet, 8 Comments)Ratio Sum Equals Positive Integer (in Just Math)

Posted on 2015-08-30 by

Posted on 2015-08-30 by

**K Sengupta**(No Solution Yet, 3 Comments)Be fruitful and multiply. (in Numbers) Rating: 3.00

Posted on 2015-08-27 by

Posted on 2015-08-27 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A self-working card trick (in Tricks)

Posted on 2015-08-19 by

Posted on 2015-08-19 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Infinite Triplet and Perfect Square (in Just Math) Rating: 3.00

Posted on 2015-08-16 by

Posted on 2015-08-16 by

**K Sengupta**(No Solution Yet, 3 Comments)Positive Perfect Cube Sum (in Just Math)

Posted on 2015-08-15 by

Posted on 2015-08-15 by

**K Sengupta**(No Solution Yet, 3 Comments)Simpler probability problem? (in Probability)

Posted on 2015-08-11 by

Posted on 2015-08-11 by

**Jer**(No Solution Yet, 14 Comments)Quadratic and Divisibility Puzzle (in Just Math)

Posted on 2015-08-09 by

Posted on 2015-08-09 by

**K Sengupta**(No Solution Yet, 2 Comments)Real Number Resolution (in Just Math)

Posted on 2015-08-08 by

Posted on 2015-08-08 by

**K Sengupta**(No Solution Yet, 2 Comments)Largest pandigital prime. (in Numbers)

Posted on 2015-08-07 by

Posted on 2015-08-07 by

**Ady TZIDON**(No Solution Yet, 1 Comments)26 letters needed (in Word Problems)

Posted on 2015-07-31 by

Posted on 2015-07-31 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Power Difference Puzzle (in Just Math)

Posted on 2015-07-30 by

Posted on 2015-07-30 by

**K Sengupta**(No Solution Yet, 3 Comments)Pythagorean triplet generator (in Numbers) Rating: 5.00

Posted on 2015-07-28 by

Posted on 2015-07-28 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Nine trolls (in Just Math) Rating: 3.00

Posted on 2015-07-23 by

Posted on 2015-07-23 by

**Ady TZIDON**(No Solution Yet, 9 Comments)One of the countries (in Word Problems)

Posted on 2015-07-22 by

Posted on 2015-07-22 by

**Ady TZIDON**(No Solution Yet, 2 Comments)My travel II.....CIAO! (in General)

Posted on 2015-07-20 by

Posted on 2015-07-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Guessing suit (in Probability) Rating: 4.00

Posted on 2015-07-20 by

Posted on 2015-07-20 by

**Ady TZIDON**(No Solution Yet, 13 Comments)Circumcenter, orthocenter and ratio puzzle (in Shapes)

Posted on 2015-07-19 by

Posted on 2015-07-19 by

**K Sengupta**(No Solution Yet, 1 Comments)Getting the right count (in Numbers) Rating: 3.00

Posted on 2015-07-14 by

Posted on 2015-07-14 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Bean coloring (in Probability) Rating: 4.50

Posted on 2015-07-13 by

Posted on 2015-07-13 by

**Jer**(No Solution Yet, 11 Comments)Something is "some night" (in Word Problems)

Posted on 2015-07-13 by

Posted on 2015-07-13 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A powerful resemblance. (in Just Math) Rating: 5.00

Posted on 2015-07-12 by

Posted on 2015-07-12 by

**broll**(No Solution Yet, 2 Comments)Inverse Quadratic Sum Puzzle (in Just Math)

Posted on 2015-07-09 by

Posted on 2015-07-09 by

**K Sengupta**(No Solution Yet, 1 Comments)Quartic Sum Determination (in Just Math)

Posted on 2015-07-05 by

Posted on 2015-07-05 by

**K Sengupta**(No Solution Yet, 1 Comments)Simultaneous Pythagorean Poser (in Just Math)

Posted on 2015-07-04 by

Posted on 2015-07-04 by

**K Sengupta**(No Solution Yet, 4 Comments)Primary problem III (in Numbers) Rating: 5.00

Posted on 2015-07-03 by

Posted on 2015-07-03 by

**Ady TZIDON**(No Solution Yet, 2 Comments)One 1 to Six 6's (in Probability) Rating: 5.00

Posted on 2015-07-01 by

Posted on 2015-07-01 by

**Jer**(No Solution Yet, 14 Comments)Factorial creates prime (in Numbers)

Posted on 2015-06-26 by

Posted on 2015-06-26 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Put up or shut up (in Word Problems)

Posted on 2015-06-23 by

Posted on 2015-06-23 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Expression Quotient Puzzle (in Just Math)

Posted on 2015-06-16 by

Posted on 2015-06-16 by

**K Sengupta**(No Solution Yet, 3 Comments)On his way to fitness (in Just Math)

Posted on 2015-06-15 by

Posted on 2015-06-15 by

**Ady TZIDON**(No Solution Yet, 10 Comments)Bivariate Quadratic Puzzle (in Just Math) Rating: 3.00

Posted on 2015-06-14 by

Posted on 2015-06-14 by

**K Sengupta**(No Solution Yet, 2 Comments)It sounds Greek to me (in General) Rating: 5.00

Posted on 2015-06-11 by

Posted on 2015-06-11 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Cube root sum equality puzzle (in Just Math)

Posted on 2015-06-09 by

Posted on 2015-06-09 by

**K Sengupta**(No Solution Yet, 2 Comments)Find Points, Maximise Ratio (in Shapes) Rating: 4.00

Posted on 2015-06-05 by

Posted on 2015-06-05 by

**K Sengupta**(No Solution Yet, 6 Comments)Quadratic and Sextic (in Just Math)

Posted on 2015-06-04 by

Posted on 2015-06-04 by

**K Sengupta**(No Solution Yet, 1 Comments)Number and Factorial Product Puzzle (in Just Math) Rating: 2.00

Posted on 2015-06-02 by

Posted on 2015-06-02 by

**K Sengupta**(No Solution Yet, 1 Comments)Rational or not? (in Just Math) Rating: 5.00

Posted on 2015-05-29 by

Posted on 2015-05-29 by

**Jer**(No Solution Yet, 5 Comments)Angle Ratio Ascertainment (in Shapes)

Posted on 2015-05-27 by

Posted on 2015-05-27 by

**K Sengupta**(No Solution Yet, 1 Comments)Powered s.o.d. (in Numbers) Rating: 3.00

Posted on 2015-05-20 by

Posted on 2015-05-20 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Random numbers sum together (in Probability)

Posted on 2015-05-15 by

Posted on 2015-05-15 by

**Jer**(No Solution Yet, 3 Comments)Euler on trial (in Numbers) Rating: 1.00

Posted on 2015-05-14 by

Posted on 2015-05-14 by

**Ady TZIDON**(No Solution Yet, 4 Comments)112233....99 scrambled (in Numbers)

Posted on 2015-05-13 by

Posted on 2015-05-13 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Positive Pair Poser (in Just Math) Rating: 4.00

Posted on 2015-05-09 by

Posted on 2015-05-09 by

**K Sengupta**(No Solution Yet, 8 Comments)Cabbagehead’s neighbors (in Word Problems)

Posted on 2015-05-08 by

Posted on 2015-05-08 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Equality in pentagon (in Geometry) Rating: 3.00

Posted on 2015-05-03 by

Posted on 2015-05-03 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Catch as you catch can (in Numbers)

Posted on 2015-05-01 by

Posted on 2015-05-01 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Cyclic Hexagon Hindrance (in Shapes)

Posted on 2015-04-29 by

Posted on 2015-04-29 by

**K Sengupta**(No Solution Yet, 0 Comments)Is it possible? (in Famous Riddles) Rating: 4.00

Posted on 2015-04-27 by

Posted on 2015-04-27 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Seventeen divides expression? (in Just Math)

Posted on 2015-04-26 by

Posted on 2015-04-26 by

**K Sengupta**(No Solution Yet, 3 Comments)Divisor Determination (in Just Math)

Posted on 2015-04-25 by

Posted on 2015-04-25 by

**K Sengupta**(No Solution Yet, 2 Comments)Not solvable by computer (?) (in Word Problems)

Posted on 2015-04-24 by

Posted on 2015-04-24 by

**Ady TZIDON**(No Solution Yet, 6 Comments)Island Adventure 2 (in Liars and Knights) Rating: 3.00

Posted on 2015-04-21 by

Posted on 2015-04-21 by

**Math Man**(No Solution Yet, 4 Comments)Geographic entities (in General) Rating: 3.00

Posted on 2015-04-20 by

Posted on 2015-04-20 by

**Ady TZIDON**(No Solution Yet, 3 Comments)N as a sum of factorials (in Just Math)

Posted on 2015-04-20 by

Posted on 2015-04-20 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Arithmetic Quadrilateral (in Shapes)

Posted on 2015-04-19 by

Posted on 2015-04-19 by

**K Sengupta**(No Solution Yet, 4 Comments)Some powers decomposed (in Numbers)

Posted on 2015-04-16 by

Posted on 2015-04-16 by

**Ady TZIDON**(No Solution Yet, 5 Comments)Famous movie quotations (in General) Rating: 3.00

Posted on 2015-04-14 by

Posted on 2015-04-14 by

**Ady TZIDON**(No Solution Yet, 4 Comments)Tile flipping (in Just Math) Rating: 4.00

Posted on 2015-04-08 by

Posted on 2015-04-08 by

**Jer**(No Solution Yet, 12 Comments)Vive la petite différence! (in Paradoxes) Rating: 4.00

Posted on 2015-04-06 by

Posted on 2015-04-06 by

**Ady TZIDON**(No Solution Yet, 3 Comments)Buddy, can you spare a buck? (in Numbers)

Posted on 2015-04-03 by

Posted on 2015-04-03 by

**Ady TZIDON**(No Solution Yet, 3 Comments)The Case of the Mixtup Calendar (in General) Rating: 4.00

Posted on 2015-04-02 by

Posted on 2015-04-02 by

**broll**(No Solution Yet, 1 Comments)Distinct Solution Decision (in Just Math)

Posted on 2015-03-28 by

Posted on 2015-03-28 by

**K Sengupta**(No Solution Yet, 2 Comments)Neighboring tickets (in Numbers) Rating: 4.00

Posted on 2015-03-26 by

Posted on 2015-03-26 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Island Adventure (in Liars and Knights) Rating: 3.00

Posted on 2015-03-26 by

Posted on 2015-03-26 by

**Math Man**(No Solution Yet, 3 Comments)Win some, lose some II (in Just Math)

Posted on 2015-03-25 by

Posted on 2015-03-25 by

**Ady TZIDON**(No Solution Yet, 1 Comments)A State of Contradictions (in Word Problems)

Posted on 2015-03-24 by

Posted on 2015-03-24 by

**Ady TZIDON**(No Solution Yet, 2 Comments)Phrase a question III (in Word Problems)

Posted on 2015-03-23 by

Posted on 2015-03-23 by

**Ady TZIDON**(No Solution Yet, 1 Comments)Polynomial problem (in Just Math)

Posted on 2015-03-22 by

Posted on 2015-03-22 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Rectangular Rearrangement Resolution (in Shapes) Rating: 3.00

Posted on 2015-03-20 by

Posted on 2015-03-20 by

**K Sengupta**(No Solution Yet, 5 Comments)+Q-U : Quite Unusual (in Word Problems)

Posted on 2015-03-17 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Pentagon Fraction Minimizing (in Just Math) Rating: 3.50

Posted on 2015-03-16 by

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**Danish Ahmed Khan**(No Solution Yet, 7 Comments)Sum Root Concern (in Just Math) Rating: 3.00

Posted on 2015-03-14 by

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**K Sengupta**(No Solution Yet, 1 Comments)Location, location, location (in Geometry) Rating: 4.00

Posted on 2015-03-12 by

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**Ady TZIDON**(No Solution Yet, 8 Comments)Squeeze between neighbors (in Numbers)

Posted on 2015-03-11 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Root sum equals integer (in Just Math)

Posted on 2015-03-10 by

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**K Sengupta**(No Solution Yet, 7 Comments)Triangle to Triangle (in General)

Posted on 2015-03-07 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Find the last member (in Sequences)

Posted on 2015-03-05 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Minimizing Perimeter (in Shapes)

Posted on 2015-03-04 by

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**Danish Ahmed Khan**(No Solution Yet, 15 Comments)Contradict Goldbach (in Numbers) Rating: 1.00

Posted on 2015-03-03 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Phrase a question II (in Numbers) Rating: 2.00

Posted on 2015-03-03 by

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**Ady TZIDON**(No Solution Yet, 2 Comments)Equilateral fun (in Geometry)

Posted on 2015-02-28 by

Posted on 2015-02-28 by

**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Prime and perfect (in Numbers)

Posted on 2015-02-27 by

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**Danish Ahmed Khan**(No Solution Yet, 3 Comments)Next year vs the current year (in Numbers) Rating: 4.00

Posted on 2015-02-25 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Be consistent (in Numbers) Rating: 5.00

Posted on 2015-02-20 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Repeated Words (in Word Problems)

Posted on 2015-02-19 by

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**Danish Ahmed Khan**(No Solution Yet, 4 Comments)Approximating radicals (in Numbers) Rating: 4.00

Posted on 2015-02-17 by

Posted on 2015-02-17 by

**Jer**(No Solution Yet, 4 Comments)An ancient Egyptian problem (in Just Math)

Posted on 2015-02-13 by

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**Ady TZIDON**(No Solution Yet, 5 Comments)Crime to Meditation (in Word Problems)

Posted on 2015-02-11 by

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**K Sengupta**(No Solution Yet, 3 Comments)Shared by squares (in Algorithms) Rating: 4.00

Posted on 2015-02-10 by

Posted on 2015-02-10 by

**Jer**(No Solution Yet, 3 Comments)Possibility of restoring (in Just Math) Rating: 3.00

Posted on 2015-02-10 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)A simple gematria (in Numbers) Rating: 5.00

Posted on 2015-02-09 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)The LSD of Prime Numbers (in Numbers)

Posted on 2015-02-08 by

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**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Very very colourful (in General)

Posted on 2015-02-06 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Mr Mar & Mrs Bles (in Numbers) Rating: 3.00

Posted on 2015-02-04 by

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**Ady TZIDON**(No Solution Yet, 1 Comments)Palindromes from Digit Sum Series (in Numbers) Rating: 3.00

Posted on 2015-02-03 by

Posted on 2015-02-03 by

**Danish Ahmed Khan**(No Solution Yet, 1 Comments)Happy Numbers (in Numbers) Rating: 3.00

Posted on 2015-02-02 by

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**Danish Ahmed Khan**(No Solution Yet, 2 Comments)Quite a normal question (in Riddles) Rating: 5.00

Posted on 2015-02-02 by

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**Ady TZIDON**(No Solution Yet, 3 Comments)Real Value Validation (in Just Math)

Posted on 2015-02-01 by

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**K Sengupta**(No Solution Yet, 3 Comments)Integer Triplets with a Difference (in Numbers)

Posted on 2015-01-30 by

Posted on 2015-01-30 by

**Danish Ahmed Khan**(No Solution Yet, 6 Comments)