gmat paper test code 37 section 6 q 18

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gmat paper test code 37 section 6 q 18

by ifthyder » Tue Dec 22, 2009 4:51 am
plz explain
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by maihuna » Tue Dec 22, 2009 4:53 am
ifthyder wrote:plz explain
B: If sum of any three number is 12 then they must be 4 each .
Charged up again to beat the beast :)