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25 Feb 2024, 21:29
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:
25%
(medium)
Question Stats:
78% (01:04) correct
22%
(01:35)
wrong
based on 51
sessions
History
Date
Time
Result
Not Attempted Yet
Is nm^2 + nm - 12n = 0?
(1) m^2 = 16
(2) m = -4
(1) m^2 = 16
(2) m = -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
25 Feb 2024, 21:32
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Moving this topic to the data sufficiency sub forum.
Posted from my mobile device
Posted from my mobile device
@1992SonalAsked: Is nm^2 + nm - 12n = 0?
Is n(m^2 + m - 12) = 0?
Is n(m+4)(m-3) = 0?
(1) m^2 = 16
If m = 4; n(m+4)(m-3) is NOT necessarily 0
If m=-4; n(m+4)(m-3) = 0
NOT SUFFICIENT
(2) m = -4
n(m+4)(m-3) = 0
SUFFICIENT
IMO B
Is n(m^2 + m - 12) = 0?
Is n(m+4)(m-3) = 0?
(1) m^2 = 16
If m = 4; n(m+4)(m-3) is NOT necessarily 0
If m=-4; n(m+4)(m-3) = 0
NOT SUFFICIENT
(2) m = -4
n(m+4)(m-3) = 0
SUFFICIENT
IMO B
