Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized for You

we will pick new questions that match your level based on your Timer History

Track Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Thank you for using the timer!
We noticed you are actually not timing your practice. Click the START button first next time you use the timer.
There are many benefits to timing your practice, including:

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 _________________