1
Answer: ASet 1: Percentages
Explanation
What is 20% of 150?
A.✓ Correct
30
B.
20
C.
15
D.
40
Detailed Explanation
Choice A is correct. To find a percentage: 1. Convert: 20% = 0.2 Multiply: 0.2 × 150 = 30 Therefore, 20% of 150 is 30.
Key Steps:
•
The correct answer is 30
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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