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Counting Sextuplets (Posted on 2011-05-04) Difficulty: 3 of 5
Each of A, B, C, D, E and F is a positive integer with A ≤ B ≤ C ≤ D ≤ E ≤ F ≤ 25.

Determine the total number of sextuplets (A ,B, C, D, E, F) such that (A+B+C)*(D+E+F) is divisible by 75.

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
Hints/Tipsre(5): Beginning of Analytical SolutionAdy TZIDON2011-05-07 12:13:30
re(4): Beginning of Analytical SolutionDJ2011-05-06 11:07:03
Some Thoughtsre(3): Beginning of Analytical SolutionAdy TZIDON2011-05-05 10:24:54
re(2): Beginning of Analytical SolutionDJ2011-05-05 06:09:15
Hints/Tipsre: Beginning of Analytical SolutionAdy TZIDON2011-05-04 23:45:09
Some ThoughtsBeginning of Analytical SolutionDJ2011-05-04 21:55:22
Solutioncomputer solutionCharlie2011-05-04 19:28:28
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