Author: mridul_dave Subject: Re: A very hard, above 700 DS question from OG 12 Posted: Mon Oct 26, 2009 12:49 pm (GMT -7) gmat620 wrote: Below is the question from OG, a real tough one. I am totally clueless on this one. Please help me out.
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Data Sufficiency :: RE: A very hard, above 700 DS question from OG 12