3
Answer: ASet 5: Percentages
Explanation
What is 25% of 40?
A.✓ Correct
10
B.
20
C.
5
D.
7
Detailed Explanation
Choice A is correct. To find a percentage: 1. Convert: 25% = 0.25 Multiply: 0.25 × 40 = 10 Therefore, 25% of 40 is 10.
Key Steps:
•
The correct answer is 10
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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