Mathematics, 12.08.2021 20:00 stephanieb75
after 2 years the population of a town will be 33620 at the population growth rate of 2.5% pa find the present population of the town.​
Answers: 3
where y is the final count of the population after some time, x, goes by; a is the initial or starting amount of people (our unknown), and b is the growth rate. For us, y is 33620, the time is x = 2 years, and the growth rate is .025; but if we are growing we are expanding on the amount that we started with, so b = 100% + 2.5% = 102.5% and in decimal form, 1.025.
so
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after 2 years the population of a town will be 33620 at the population growth rate of 2.5% pa find t...
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