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Mathematics 17 Online
OpenStudy (anonymous):

Suppose the population of a town is 3,400 in 2000. The population decreases at a rate of 2% every 20 years. What will be the projected population in 2040?

OpenStudy (amistre64):

40 years is 2 periods of decline ....

OpenStudy (amistre64):

each period we have .98 of the previous period: 1.00 - 0.02

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