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Re: DS : What is n? [#permalink]
31 Oct 2008, 18:34

LiveStronger wrote:

spriya wrote:

amitdgr wrote:

If n is an odd integer greater than 1, is n prime?

1) n is a factor of 56 2) 14 is a factor of 2n

1) answers since 7 is the only odd factor

2)does not answer since n can be any multiple of 14 or 7

hence IMO A

agreed

Agree with A.

1) answers since 7 and 1 are the only odd factors and n > 1. so suff. 2) does not answer since n can be any multiple of 14 and also of 7
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