3
Answer: ASet 1: Percentages
Explanation
A town's population was 900. It increased by 50%. What is the new population?
A.✓ Correct
1350
B.
1340
C.
675
D.
1360
Detailed Explanation
Choice A is correct. 1. Original: 900 Increase: 50% × 900 = 450 New value: 900 + 450 = 1350 Therefore, the new population is 1350.
Key Steps:
•
The correct answer is 1350
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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