7

Set 4: Percentages (Beginner)

Explanation

Answer: A

PROBLEM

Recent studies show that 12 is what percent of 30?

12 is what percent of 30?

A.

40%

✓ Correct
B.

30%

C.

80%

D.

50%

Detailed Explanation

[Variation 1] Choice A is the best answer. 12/30 = 40/100 = 40%

Why others are wrong:
B: 30% is incorrect because it does not satisfy the equation.
C: 80% is incorrect because it does not satisfy the equation.
D: 50% is incorrect because it does not satisfy the equation.