1

Set 3: Percentages (Intermediate)

Explanation

Answer: C

PROBLEM

An item costs $100 and is 20% off. What is the sale price?

An item costs $100 and is 20% off. What is the sale price?

A.

75

B.

160

C.

80

✓ Correct
D.

70

Detailed Explanation

Choice C is the best answer. Discount = 20% of 100 = 20. Sale price = 100 - 20 = $80

Why others are wrong:
A: 75 is incorrect because it does not satisfy the equation.
B: 160 is incorrect because it does not satisfy the equation.
D: 70 is incorrect because it does not satisfy the equation.