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04-13-2007
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Sillysidley
Join Date: Oct 2006
Posts: 822
Problem
Determine all the 5-digit numbers that when the first digit and last digit are taken away, the new number is 2/215 of the original?
abcde is the number,
So 2(10000a+1000b+100c+10d+e)=215(100b+10c+d)
So... yeah...help!
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