All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info
Home
Welcome to perplexus.info, flooble's perplexing puzzle portal. Here, we collect all sorts of puzzles, from simple logic questions and word tricks to in-depth math problems like probability and geometry. Click around and see if your brain is up to the task! If you're new here, make sure you sign up so that you can leave comments and submit your own problems!
> Logic> Probability> Shapes (1)> General (1)
> Numbers> Games> Paradoxes> Riddles
> Just Math (1)> Science> Algorithms
A random substitution cypher has been used to list five common 6-letter words. The words are listed alphabetically by their original plaintext. As a start: G stands for W and H stands for N. What were the original words?

  • ZQEGHC
  • PHZJEG
  • QXHGMK
  • GMJHXB
  • GPHBQK

From Mensa Puzzle Calendar 2018 by Fraser Simpson, Workman Publishing, New York. Puzzle for October 29.
(No Solution Yet, 1 Comments) Submitted on 2018-11-14 by Charlie   
Difficulty: 3 of 5 Bonus: Fruity math (in Numbers) Rating: 3.38
Using only the digits 0-9, but not 3 or 5, solve for each letter:

GRAPE - PLUM = APPLE

You can only use one digit for each letter.

(Solution Posted, 14 Comments) Submitted on 2003-02-17 by joshua imperato   
Difficulty: 2 of 5Rectangles 2 (in Shapes)
Posted on 2018-11-13 by Charlie (No Solution Yet, 1 Comments)
Difficulty: 2 of 5The penultimate digit (in Just Math)
Posted on 2018-11-12 by Ady TZIDON (No Solution Yet, 2 Comments)
Difficulty: 3 of 5Too Small of an Angle (in Just Math)
Posted on 2018-11-11 by Danish Ahmed Khan (No Solution Yet, 0 Comments)
Difficulty: 4 of 5The Unit Square in the Circle (in Geometry)
Posted on 2018-11-10 by Danish Ahmed Khan (No Solution Yet, 1 Comments)
Difficulty: 2 of 53D rooks puzzle (in Just Math) Rating: 3.00
Posted on 2018-11-09 by Ady TZIDON (No Solution Yet, 3 Comments)
Difficulty: 4 of 5Tangent Ellipses (in Just Math)
Posted on 2018-11-08 by Danish Ahmed Khan (No Solution Yet, 2 Comments)
Difficulty: 2 of 5Not a common text (in Word Problems)
Posted on 2018-11-07 by Ady TZIDON (No Solution Yet, 4 Comments)
Difficulty: 2 of 5Body parts (in Riddles) Rating: 5.00
Posted on 2018-11-06 by Math Man (No Solution Yet, 5 Comments)
Difficulty: 1 of 5Sum of the page numbers (in Just Math)
Posted on 2018-11-05 by Ady TZIDON (Solution Posted, 3 Comments)
Difficulty: 2 of 5A couple of numbers (in Numbers)
Posted on 2018-11-04 by Ady TZIDON (Solution Posted, 1 Comments)
Difficulty: 1 of 512 Days of Christmas (in Numbers)
Posted on 2018-11-03 by Charlie (Solution Posted, 1 Comments)
Difficulty: 3 of 5Duelling pairs (in Games)
Posted on 2018-11-02 by Ady TZIDON (No Solution Yet, 2 Comments)
Difficulty: 3 of 5Reverse reasoning (in Logic)
Posted on 2018-11-01 by Ady TZIDON (No Solution Yet, 3 Comments)
Difficulty: 3 of 5Defining a sequence (in Just Math)
Posted on 2018-10-31 by Ady TZIDON (No Solution Yet, 3 Comments)

Recently Posted Solutions:
Difficulty: 1 of 5Sum of the page numbers (in Just Math)
Submitted By Ady TZIDON. Solution posted on 2018-11-09 02:18:06
Difficulty: 2 of 5A couple of numbers (in Numbers)
Submitted By Ady TZIDON. Solution posted on 2018-11-09 02:15:54
Difficulty: 1 of 512 Days of Christmas (in Numbers)
Submitted By Charlie. Solution posted on 2018-11-05 11:03:11
Difficulty: 2 of 5Some slack (in Geometry)
Submitted By Steven Lord. Solution posted on 2018-10-31 00:51:33
Difficulty: 3 of 5Tryout (in Word Problems)
Submitted By Charlie. Solution posted on 2018-10-24 16:18:44
Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (2)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2018 by Animus Pactum Consulting. All rights reserved. Privacy Information