9

Set 5: Percentages

Explanation

Answer: A

A bicycle originally costs $60. It is on sale for 25% off. What is the sale price?

A.

45

✓ Correct
B.

35

C.

22

D.

55

Detailed Explanation

Choice A is correct. 1. Original price: 60Discount:2560 Discount: 25% × 60 = 15Saleprice:15 Sale price: 60 - 15=15 = 45 Therefore, the sale price is $45.

Key Steps:

Apply the appropriate mathematical formula

The correct answer is 45

Why others are wrong:
B: This would give an incorrect result. Choice B is incorrect and may result from a calculation error.
C: This would give an incorrect result. Choice C is incorrect and may result from a calculation error.
D: This would give an incorrect result. Choice D is incorrect and may result from a calculation error.

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