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25k if beheaded (Posted on 2015-01-01) Difficulty: 3 of 5
List all positive integers such that deleting their first digit is equal to dividing the number by 25.

See The Solution Submitted by Ady TZIDON    
Rating: 3.0000 (1 votes)

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re: Answers (no explanation | Comment 2 of 3 |
(In reply to Answers (no explanation by Steve Herman)

You took the same approach as I.
One correction, as you left off 625 (if k is a non-negative integer -- as-is, if k = -1, 6250×10k will account for the "missed" number).
The full number is 625×10k OR 3125×10k OR 9375×10k, such that k is an element of the non-negative integers.
  Posted by Dej Mar on 2015-01-01 20:46:03

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