4
Answer: ASet 3: Percentages
Explanation
What is 15% of 120?
A.✓ Correct
18
B.
28
C.
8
D.
9
Detailed Explanation
Choice A is correct. To find a percentage: 1. Convert: 15% = 0.15 Multiply: 0.15 × 120 = 18 Therefore, 15% of 120 is 18.
Key Steps:
•
The correct answer is 18
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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