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22-01-2017
Mathematics

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The population of a small town increased by 25% two years ago and then decreased by by 25% last year. The population is now 4500 persons. What was the population before the two changes?

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Аноним Аноним

22-01-2017

13500 because if it increases the answer would be 18,000 people. if 18,000 decreases by 25 the answer is 13500

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