If the annual increase in the population of a town be 4 percent and the present population be 17,576 what was the population 3 years ago?
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Step-by-step explanation:
population 3 years ago
= 17576*{1-(4/100)}^3
= 17576 * {0.96}^3
= 17576 * 0.884736
= 15550.11
= 15550 approx
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