Home » GMAT » If X percent of 2.5X are 3X, then X could be?
If X percent of 2.5X are 3X, then X could be?
A. 90.
B. 120.
C. 150.
D. 170.
E. 180.
Correct Answer: B
Explanation/Reference:
Explanation:
X percent is X/100.
X percent of 2.5X is (X/100)(2.5X) = (X/100)(5X/2) = 3X divide both sides by X.
(X/40) = 3 —> X = 120.
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