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24 Aug 2020, 04:36
Kudos
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
55%
(hard)
Question Stats:
41% (00:53) correct
59%
(00:57)
wrong
based on 118
sessions
History
Date
Time
Result
Not Attempted Yet
Is \(r\) an even integer?
(1) \(r^{2}\) is an even integer.
(2) \(\sqrt{r}\) is an even integer.
(1) \(r^{2}\) is an even integer.
(2) \(\sqrt{r}\) is an even integer.
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
24 Aug 2020, 04:41
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righthand
STatement 1: \(r^{2}\) is an even integer.
r may be 2 or √2 hence
NOt SUFFICIENT
STatement 2: \(\sqrt{r}\) is an even integer
i.e. √r = even
i.e. \(r = even^2\)
i.e. r = even hence
SUFFICIENT
Answer: Option B
15 Feb 2024, 09:46
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