9

Set 5: Percentages (Intermediate)

Explanation

Answer: A

PROBLEM

A price of $70 decreases by 20%. What is the new price?

A price of $70 decreases by 20%. What is the new price?

A.

56

✓ Correct
B.

66

C.

51

D.

112

Detailed Explanation

Choice A is the best answer. Decrease = 20% of 70 = 14. New price = 70 - 14 = $56

Why others are wrong:
B: 66 is incorrect because it does not satisfy the equation.
C: 51 is incorrect because it does not satisfy the equation.
D: 112 is incorrect because it does not satisfy the equation.