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GMAT Prep ?? (Divisibility)


 
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dferm
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PostPosted: Wed May 07, 2008 11:06 am    Post subject: GMAT Prep ?? (Divisibility) Reply with quote
If n is a positive integer and r is the remainder when 4+7n is divided by 3, what is the value of r?

(1) n+1 is divisible by 3
(2) n>20

I think the answer is A....

But can someone make sense of this prob...

Thanks...
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simplyjat
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PostPosted: Wed May 07, 2008 9:01 pm    Post subject: Reply with quote
Search the forum before posting the question. The question is already discussed http://www.beatthegmat.com/another-gmat-prep-question-t9384.html
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