Is x an odd integer? : GMAT Data Sufficiency (DS)
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# Is x an odd integer?

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Manager
Joined: 27 Apr 2012
Posts: 62
Location: United States
GMAT Date: 06-11-2013
GPA: 3.5
WE: Marketing (Consumer Products)
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Kudos [?]: 51 [0], given: 21

Is x an odd integer? [#permalink]

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02 Nov 2012, 03:15
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Question Stats:

67% (01:13) correct 33% (00:56) wrong based on 16 sessions

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Hi,

Request help with the following question.Thanks..

Is x an odd integer?

(1) x + 3 is an even integer.
(2) x/3 is an odd integer.

P.S. - Do not have the official answer for this one.
Math Expert
Joined: 02 Sep 2009
Posts: 36520
Followers: 7067

Kudos [?]: 92933 [1] , given: 10528

Re: Is x an odd integer? [#permalink]

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02 Nov 2012, 03:21
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Expert's post
Is x an odd integer?

(1) x + 3 is an even integer --> $$x+3=even$$ --> $$x=even-3=even-odd=odd$$. Sufficient.
(2) x/3 is an odd integer --> $$\frac{x}{3}=odd$$ --> $$x=3*odd=odd*odd=odd$$. Sufficient.

Hope it's clear.
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Math Expert
Joined: 02 Sep 2009
Posts: 36520
Followers: 7067

Kudos [?]: 92933 [0], given: 10528

Re: Is x an odd integer? [#permalink]

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02 Nov 2012, 03:24
shivanigs wrote:
Hi,

Request help with the following question.Thanks..

Is x an odd integer?

(1) x + 3 is an even integer.
(2) x/3 is an odd integer.

P.S. - Do not have the official answer for this one.

Similar question to practice:
m04-q23-70240.html

Hope it helps.
_________________
Re: Is x an odd integer?   [#permalink] 02 Nov 2012, 03:24
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