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Manager
Joined: 03 Oct 2009
Posts: 66
Followers: 0
Kudos [?]:
4
[0], given: 8
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Re: I recently took a practice test with my iPhone software [#permalink]
02 Feb 2012, 23:29
Is the point (x,y) in the fourth quadrant)?
In the fourth quadrant x is positive and y is -ve.
1) xy >0
x and y have same sign so not in Quadrant 4. Sufficient.
2) y > 0 y is in either first or second quadrant, but not in fourth quadrant.
Sufficient.
Last edited by Apex231 on 03 Feb 2012, 00:17, edited 1 time in total.
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Founder
Status: Traveling...
Affiliations: UA-1K, SPG-G, HH-D
Joined: 04 Dec 2002
Posts: 10405
Location: United States (WA)
GMAT 1: 750 Q49 V42
GPA: 3.5
WE: Information Technology (Hospitality and Tourism)
Followers: 1369
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4199
[0], given: 3122
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Re: I recently took a practice test with my iPhone software [#permalink]
02 Feb 2012, 23:31
Have you seen the GMAT ToolKit app?
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Re: I recently took a practice test with my iPhone software
[#permalink]
02 Feb 2012, 23:31
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