PREP ?

Beat The GMAT Forum Index -> GMAT Math -> Data Sufficiency

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dferm
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Posted: Fri Nov 30, 2007 10:37 am Post subject: PREP ?

NEED HELP>> PLEASE ELABORATE ANSWER>

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sujaysolanki
Really wants to Beat The GMAT!

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Posted: Mon Dec 03, 2007 4:15 am Post subject:

Is shd be D A = S/n From stem A = 11x+ 55/11 From 1 A = 9x+36/9 we know A = 7 so we can find x From 2 A = 9x +54/9 we knoe A = 9 we can find x

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