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N^2 divisible by 72...

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matthew.a.roseman
 Post subject: N^2 divisible by 72...
 Post Posted: Thu Oct 29, 2009 5:22 pm 
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[Deleted because this question is from a banned source - see below.]

The explanation in the official guide seems more complicated than it needs to be. I was hoping for a MGMAT instructor to post on the logic I should be using to answer this question quickly and efficiently. Thanks!
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victorgsiu
 Post subject: Re: N^2 divisible by 72...
 Post Posted: Thu Oct 29, 2009 6:30 pm 
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Posts: 32
[Deleted because this question is from a banned source - see below.]

Btw, wrong folder: og-quant-review-169-t765.html

matthew.a.roseman wrote:
[Deleted because this question is from a banned source - see below.]


The explanation in the official guide seems more complicated than it needs to be. I was hoping for a MGMAT instructor to post on the logic I should be using to answer this question quickly and efficiently. Thanks!
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Ben Ku
 Post subject: Re: N^2 divisible by 72...
 Post Posted: Thu Dec 03, 2009 3:37 am 
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ManhattanGMAT Staff


Posts: 824
OG is a banned source; it is illegal to post OG questions anywhere on the web.

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Ben Ku
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