1

Set 4: Percentages (Intermediate)

Explanation

Answer: A

PROBLEM

A price of $80 increases by 10%. What is the new price?

A price of $80 increases by 10%. What is the new price?

A.

88

✓ Correct
B.

176

C.

78

D.

93

Detailed Explanation

Choice A is the best answer. Increase = 10% of 80 = 8. New price = 80 + 8 = $88

Why others are wrong:
B: 176 is incorrect because it does not satisfy the equation.
C: 78 is incorrect because it does not satisfy the equation.
D: 93 is incorrect because it does not satisfy the equation.