5
Answer: DSet 1: Percentages
Explanation
What is 30% of 90?
A.
17
B.
37
C.
13
D.✓ Correct
27
Detailed Explanation
Choice D is correct. To find a percentage: 1. Convert: 30% = 0.3 Multiply: 0.3 × 90 = 27 Therefore, 30% of 90 is 27.
Key Steps:
•
The correct answer is 27
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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