4
Answer: BSet 5: Percentages (Intermediate)
Explanation
PROBLEM
An item costs $80 and is 20% off. What is the sale price?
An item costs $80 and is 20% off. What is the sale price?
A.
69
B.✓ Correct
64
C.
59
D.
74
Detailed Explanation
Choice B is the best answer. Discount = 20% of 80 = 16. Sale price = 80 - 16 = $64
Why others are wrong:
A: 69 is incorrect because it does not satisfy the equation.
C: 59 is incorrect because it does not satisfy the equation.
D: 74 is incorrect because it does not satisfy the equation.