3
Answer: DSet 1: Percentages (Advanced)
Explanation
PROBLEM
An item costs $140 and is 20% off. What is the sale price?
An item costs $140 and is 20% off. What is the sale price?
A.
224
B.
122
C.
102
D.✓ Correct
112
Detailed Explanation
Choice D is the best answer. Discount = 20% of 140 = 28. Sale price = 140 - 28 = $112
Why others are wrong:
A: 224 is incorrect because it does not satisfy the equation.
B: 122 is incorrect because it does not satisfy the equation.
C: 102 is incorrect because it does not satisfy the equation.