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Two Digit Integers (Posted on 2006-07-14) Difficulty: 4 of 5
Find all possible two digit positive integers N for which the sum of digits of 10N - N is divisible by 170.

See The Solution Submitted by K Sengupta    
Rating: 3.0000 (2 votes)

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Some Thoughts re: Solution | Comment 4 of 11 |
(In reply to Solution by Dej Mar)

...... one can note each subsequent number is a multiple of 19.   170 = ( 19 * 9 ) - 1.................///


  NO , NO ONE CAN NOTE THAT

ALL THE NUMBERS ARE     19*K+1  FOR K= 1,2,...5

 

WHERE IS YOUR SOLUTION???


  Posted by Ady TZIDON on 2006-07-15 09:44:47
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