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24 Oct 2019, 00:57
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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:
5%
(low)
Question Stats:
87% (00:39) correct
13%
(00:50)
wrong
based on 108
sessions
History
Date
Time
Result
Not Attempted Yet
If \(2b – a^2 = 18\), what is the value of b?
(1) \(a^2 = 1,156\)
(2) \(a > 0\)
(1) \(a^2 = 1,156\)
(2) \(a > 0\)
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 Oct 2019, 01:19
Kudos
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I think the answer is A.
We don't care if a is more than 0 or not because if we square it, it'll be positive regardless.
We don't care if a is more than 0 or not because if we square it, it'll be positive regardless.
01 Apr 2021, 08:52
Kudos
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Automated notice from GMAT Club BumpBot:
A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.
This post was generated automatically.
A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.
This post was generated automatically.
