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Ashetty: Senior | Next Rank: 100 Posts; Posts: 49; Joined: Sun May 08, 2011 4:33 pm

by Ashetty » Mon Jul 04, 2011 6:53 am

I couldn't type..symbols.please see attachment.Thanks

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Source: Beat The GMAT — Problem Solving | Mon Jul 04, 2011 6:53 am

Frankenstein: Legendary Member; Posts: 1448; Joined: Tue May 17, 2011 9:55 am; Location: India; Thanked: 375 times; Followed by:53 members

by Frankenstein » Mon Jul 04, 2011 7:17 am

Hi,
What is the source? The answer should be n=0

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