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# If n and m are positive integers, what is the remainder when

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Manager
Joined: 14 Nov 2005
Posts: 67
Followers: 1

Kudos [?]: 0 [0], given: 0

If n and m are positive integers, what is the remainder when [#permalink]  30 Jan 2006, 22:39
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Difficulty:

(N/A)

Question Stats:

100% (01:26) correct 0% (00:00) wrong based on 1 sessions
If n and m are positive integers, what is the remainder when 3^(4n+2) is divided by 10?

(1) n=2
(2) m=1
GMAT Club Legend
Joined: 07 Jul 2004
Posts: 5077
Location: Singapore
Followers: 22

Kudos [?]: 186 [0], given: 0

Assuming there's no typographical error, then (1) is sufficient, while (2) is totally irrelevant.
Manager
Joined: 14 Nov 2005
Posts: 67
Followers: 1

Kudos [?]: 0 [0], given: 0

NO typo...This question is from GMATprep.

I think the right answer is A. But the answer in GMATprep is B. So confused !!!
Manager
Joined: 23 Jan 2006
Posts: 192
Followers: 1

Kudos [?]: 10 [0], given: 0

Just got this in gmatprep too. This HAS to be a typo or error in the software.

frustrating...
SVP
Joined: 14 Dec 2004
Posts: 1707
Followers: 1

Kudos [?]: 52 [0], given: 0

As far as question goes, it should be "A"
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