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Inequality

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Source: — Data Sufficiency |
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Re: Inequality

by iamcste » Sun Jan 11, 2009 8:55 am
Brent Hanneson wrote:Is x-y>0?

(1) -1 < x/y < 1
(2)-y = (-2)/x



Stmt II

xy=2

i. x and y can be both positive

x =0.2, y=10 satisfies

ii. x and y can be both negative

x=-0.2, y=-10 satisifies

Insufficient

Stmt I

i. x and y both positive AND y>x

ii. x and y both negative and y<x

ii. Either of x or y is negative

Multiple possibilites..Insuff

Together, x and y can be both positive or negative

we cannot say x>y

E
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by Brent@GMATPrepNow » Sun Jan 11, 2009 8:58 am
E it is.
Nice work
Brent Hanneson - Creator of GMATPrepNow.com
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