Is the point (x,y) in the fourth quadrant? : GMAT Data Sufficiency (DS) - Page 2
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# Is the point (x,y) in the fourth quadrant?

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02 Feb 2012, 22:29
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 02 Feb 2012, 23:17, edited 1 time in total.
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02 Feb 2012, 22:31
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