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DS 48 from OG quantative

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by wawatan » Tue May 27, 2008 3:32 pm
this is in the wrong forum. please post this under math section for data sufficiency.
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by netigen » Tue May 27, 2008 8:05 pm
If r and s are integers then the ans = 4
if r and s are not integers then ans = 5

hence it should be C
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