Question

The population of a town has doubled from 1900 to 1930, and the population was 20 000 in 1990. Assuming the population increase at a rate proportional to the existing population, what a) was the population in 1900? b)will be the population in 2020? c) was the population in 1840?

Answer 1

\[p(t)=P_02^{\frac{t}{30}}\]

Answer 2

and then what