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xy < 0 and xz < 0
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27 Nov 2023, 06:11
27 Nov 2023, 06:11
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Question Stats:
70% (01:19) correct
30% (00:48) wrong based on 10 sessions
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xy < 0 and xz < 0
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Quantity A |
Quantity B |
xyz |
zero |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
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Free Materials for the GRE General Exam - Where to get it!!
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Free Materials for the GRE General Exam - Where to get it!!
GRE Geometry Formulas
GRE - Math Book
Re: xy < 0 and xz < 0
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28 Nov 2023, 12:38
28 Nov 2023, 12:38
1
The answer is D.
xy < 0 --> x-,y+ or x+,y-
xz < 0 --> x-,z+ or x+,z-
Hence, either x-,y+,z+ --> xyz < 0
or x+,y-,z- --> xyz > 0
xy < 0 --> x-,y+ or x+,y-
xz < 0 --> x-,z+ or x+,z-
Hence, either x-,y+,z+ --> xyz < 0
or x+,y-,z- --> xyz > 0
gmatclubot
Re: xy < 0 and xz < 0 [#permalink]
28 Nov 2023, 12:38
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