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Bunuel
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If x is positive, what is x? (1) x is even. (2) x is prime. 03 Jun 2022, 01:30
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!

Difficulty:

5% (low)

Question Stats:

93% (00:15) correct 8% (00:28) wrong based on 40 sessions

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If x is positive, what is x?

(1) x is even.

(2) x is prime.




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C
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
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zhanbo
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GMAT 1: 760 Q50 V42
GMAT 2: 760 Q50 V42
GRE 1: Q169 V168
GRE 2: Q170 V170
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GMAT 2: 760 Q50 V42
GRE 1: Q169 V168
GRE 2: Q170 V170
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If x is positive, what is x? (1) x is even. (2) x is prime. 03 Jun 2022, 04:19
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(1)Only
x can be 2, 4, 6...
Not sufficient

(2)Only
x can be 2, 3, 5, 7...
Not sufficient

(1)(2)Together
The only even prime number is 2.
Sufficient

The answer is thus (C).
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Bunuel
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