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OpenStudy (anonymous):
the population of a city is growing at a rate proportional to its population. the population 20 years ago was 100 000 and today it is 150 000. find the population 20 years from now
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OpenStudy (lilg132):
225,000 in 20 years time?
OpenStudy (lilg132):
150,000 / 100,000 = 1.5 = 150% in 20 years 150,000 * 1.5 = 225,000
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