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# must be true question OG10

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Manager
Status: GMAT Preperation
Joined: 04 Feb 2010
Posts: 103
Concentration: Social Entrepreneurship, Social Entrepreneurship
GPA: 3
WE: Consulting (Insurance)
Followers: 2

Kudos [?]: 80 [0], given: 15

must be true question OG10 [#permalink]  27 Sep 2010, 22:04
00:00

Difficulty:

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Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
If s, u, v are positive integers and 2s=2u + 2v, which of the following must be true?

1 . s=u
11. u is not equal to v
111. s>v

please explain the logic with steps to evaluate
Retired Moderator
Joined: 02 Sep 2010
Posts: 805
Location: London
Followers: 92

Kudos [?]: 714 [0], given: 25

Re: must be true question OG10 [#permalink]  27 Sep 2010, 22:14
V is positive so v>0 and s=u+v so s>u

Nothing stops this from being true or false

U is positive so u>0 and s=u+v so s>v

Hence III only
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Manager
Joined: 25 Mar 2009
Posts: 55
Followers: 1

Kudos [?]: 12 [0], given: 9

Re: must be true question OG10 [#permalink]  27 Sep 2010, 22:15
s=u+v and they are all posittive interger => s>u, s>v
Re: must be true question OG10   [#permalink] 27 Sep 2010, 22:15
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