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W+X < 0. is W-Y > 0 ? 1- x+y < 0 2- y<x<w [#permalink]
 24 Mar 2006, 14:12
Question Stats:
0% (00:00) correct
 0% (00:00) wrong based on 0 sessions
W+X < 0. is W-Y > 0 ?
1- x+y < 0
2- y<x<w
Edited: os to is
Last edited by Zagros on 24 Mar 2006, 14:25, edited 1 time in total.
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Manager
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Zagros,
question is not clear. what does "os" stand for?
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Manager
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Look at 2:
y<x<w - subtract y
0 < x-y < w-y
Sufficient
Look at 1:
x+y < 0
w+x < 0
x = -1, y = -2, w = -1 : w-y = 1 > 0
x = -1, y = -2, w = -3 : w-y = -1 <0
Insufficient
The answear is B
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Manager
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Tyr, Thanks for the explanation. B is indeed the right answer.
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