3

Set 5: Percentages (Intermediate)

Explanation

Answer: C

PROBLEM

A price of $90 increases by 50%. What is the new price?

A price of $90 increases by 50%. What is the new price?

A.

140

B.

125

C.

135

✓ Correct
D.

145

Detailed Explanation

Choice C is the best answer. Increase = 50% of 90 = 45. New price = 90 + 45 = $135

Why others are wrong:
A: 140 is incorrect because it does not satisfy the equation.
B: 125 is incorrect because it does not satisfy the equation.
D: 145 is incorrect because it does not satisfy the equation.