3
Answer: ASet 2: Percentages
Explanation
A town's population was 430. It increased by 20%. What is the new population?
A.✓ Correct
516
B.
526
C.
506
D.
258
Detailed Explanation
Choice A is correct. 1. Original: 430 Increase: 20% × 430 = 86 New value: 430 + 86 = 516 Therefore, the new population is 516.
Key Steps:
•
The correct answer is 516
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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