Set 3: Percentages

Explanation

Answer: D

A backpack originally costs $290. It is on sale for 20% off. What is the sale price?

242

222

116

232

✓ Correct

Detailed Explanation

Choice D is correct. 1. Original price: $290 Discount: 20% ×$ 290 = $58 Sale price:$ 290 - $58 =$ 232 Therefore, the sale price is $232.

Key Steps:

•

Apply the appropriate mathematical formula

•

The correct answer is 232

Why others are wrong:

A: This would give an incorrect result. Choice A is incorrect and may result from a calculation error.

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.

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