If the average of 2x and 4x is 12, then x =

Question

(A) 1
(B) 2
(C) 3
(D) 4
(E) 24

Kritesh · Answer

(2x + 4x / 2 )= 12

6x/2 = 12

3x = 12

x = 4

Hence answer is option D.

sashiim20 · Answer

\frac{2x + 4x}{2} = 12 6x = 24 x = 4 Answer D... _________________ Kindly press "+1 Kudos" to appreciate

Abhishek009 · Answer

\frac{2x + 4x}{2} = 12

Or,  3x = 12

Or,  x = 4

Hence, answer will be (D) 4

kolodits · Answer

Avarage = (2x+4x)/2=3x=12
3x=12
Hence, x=4.
The answer is D.

ScottTargetTestPrep · Answer

We can create the equation:

(2x + 4x)/2 = 12

6x/2 = 12

6x = 24

x = 4

Answer: D

kevineraissa89 · Answer

this question could really come to gmat? what is the source of this question

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