Percentages · Question 22 · Medium
The population of a village decreases by 10% every year. If its present population is 72,900, what was it 2 years ago?
- 87,480
- 88,200
- 90,000
- 81,000
Answer and explanation
Answer: C. 90,000
Explanation: Population 2 years ago × 0.9 × 0.9 = 72,900, so it was 72,900 ÷ 0.81 = 90,000.
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