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"NUMB" Line !

Expert replies
Source: — Problem Solving |

by mental » Thu Jan 15, 2009 6:54 am
This is how I would approach to this one

LCM: 5 and 7 = 35

5 apart: 5,10,15,20,25,30
7 apart: 7,14,21,28

combined parts: 5,7,10,14,15,20,21,25,28,30

MIN DIFF in parts = 1 {sets of 14,15; 20,21}

ans: 1/35
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