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Math Expert V
Joined: 02 Sep 2009
Posts: 58381
If n is positive, n/m = 4 and mn = 9, then m =  [#permalink]

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Difficulty:   15% (low)

Question Stats: 85% (01:12) correct 15% (01:18) wrong based on 31 sessions

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If n is positive, n/m = 4 and mn = 9, then m =

A. 1/6
B. 2/3
C. 3/2
D. 6
E. 27/2

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NUS School Moderator V
Joined: 18 Jul 2018
Posts: 1022
Location: India
Concentration: Finance, Marketing
WE: Engineering (Energy and Utilities)
Re: If n is positive, n/m = 4 and mn = 9, then m =  [#permalink]

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n/m = 4 or n = 4m

Then mn = 4$$m^2$$ = 9 or m = 3/2

C is the answer.
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Manager  B
Joined: 26 Feb 2017
Posts: 85
Location: India
GPA: 3.99
Re: If n is positive, n/m = 4 and mn = 9, then m =  [#permalink]

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n/m = 4 ==> n = 4m
mn = 9
m(4m) = 9
m=3/2
C is the answer

Posted from my mobile device Re: If n is positive, n/m = 4 and mn = 9, then m =   [#permalink] 31 Oct 2018, 14:31
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If n is positive, n/m = 4 and mn = 9, then m =

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