Set 5: Percentages

Explanation

Answer: D

A town's population was 800. It increased by 100%. What is the new population?

800

1610

1590

1600

✓ Correct

Detailed Explanation

Choice D is correct. 1. Original: 800 Increase: 100% × 800 = 800 New value: 800 + 800 = 1600 Therefore, the new population is 1600.

Key Steps:

•

The correct answer is 1600

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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