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| One is k times the other (Posted on 2012-06-25) |
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What is the smallest k-digit number so that its last pair of digits is k times the first pair of digits?
Possible solution
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 | Comment 1 of 7
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k=3 139 k=4 1040 k=5 10050 ... k=9 100000090
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Posted by Jer
on 2012-06-25 12:12:57 |
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