Prime number

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mgmt_gmat: Master | Next Rank: 500 Posts; Posts: 221; Joined: Mon Dec 22, 2008 6:24 pm; Thanked: 2 times

by mgmt_gmat » Thu Feb 11, 2010 5:38 am

How many different prime numbers are factors of positive integer n?
a. 4 different prime numbers are factors of 2n
b. 4 different prime numbers are factors of n2

Explain.. OA later

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Source: Beat The GMAT — Data Sufficiency | Thu Feb 11, 2010 5:38 am

papgust: Community Manager; Posts: 1537; Joined: Mon Aug 10, 2009 6:10 pmFollowed by: 252 members; Thanked: 653 times

by papgust » Thu Feb 11, 2010 8:14 am

Please search for the post!

https://www.beatthegmat.com/post-deleted-t21842.html

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