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# must be true question OG10

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Manager
Status: GMAT Preperation
Joined: 04 Feb 2010
Posts: 101

Kudos [?]: 190 [0], given: 15

Concentration: Social Entrepreneurship, Social Entrepreneurship
GPA: 3
WE: Consulting (Insurance)
must be true question OG10 [#permalink]

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27 Sep 2010, 23:04
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Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

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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

Answer : (111) only

please explain the logic with steps to evaluate

Kudos [?]: 190 [0], given: 15

Retired Moderator
Joined: 02 Sep 2010
Posts: 793

Kudos [?]: 1211 [0], given: 25

Location: London
Re: must be true question OG10 [#permalink]

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27 Sep 2010, 23:14
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
_________________

Kudos [?]: 1211 [0], given: 25

Manager
Joined: 25 Mar 2009
Posts: 54

Kudos [?]: 19 [0], given: 9

Re: must be true question OG10 [#permalink]

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27 Sep 2010, 23:15
s=u+v and they are all posittive interger => s>u, s>v

Kudos [?]: 19 [0], given: 9

Re: must be true question OG10   [#permalink] 27 Sep 2010, 23:15
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# must be true question OG10

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