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members of Club X, Y

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by gibran » Wed May 21, 2008 7:02 pm
Is the number of members of Club X greater than the number of members of Club Y ?
(1) Of the members of Club X, 20 percent are also members of Club Y.
(2) Of the members of Club Y, 30 percent are also members of Club X.

OA is C.
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by moneyman » Wed May 21, 2008 10:02 pm
Both statements clearly say that 0.20X=0.30Y which means that X is greater than Y. Plug values and confirm the answer.
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by gibran » Fri May 23, 2008 4:26 am
moneyman wrote:Both statements clearly say that 0.20X=0.30Y which means that X is greater than Y. Plug values and confirm the answer.
How can we equate both the statements as 0.20X=0.30Y since there is nothing to this effect mentioned in the question stem. Please help to explain this step.
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