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01 Feb 2021, 13:49
Kudos
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
90% (00:43) correct
10%
(00:47)
wrong
based on 29
sessions
History
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Not Attempted Yet
Is xy > 2 ?
(1) x > 1 and y > 3
(2) x^2 > 4 and y^2 > 4
(1) x > 1 and y > 3
(2) x^2 > 4 and y^2 > 4
Pure algebraic questions like this one are no longer part of the GMAT Data Sufficiency syllabus.
For relevant Data Sufficiency questions, please check the Data Sufficiency forum:
Data Sufficiency Forum
Data Sufficiency Forum
01 Feb 2021, 19:10
Kudos
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Bunuel
(1) x > 1 and y > 3
xy>1*3>2
Suff
(2) x^2 > 4 and y^2 > 4
x : x>2 or x<-2 and
y : y<-2 or y>2.
Thus, xy could be
xy<2*-2=-4<2 or
xy>2*2>2
Insuff
A
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