The population of a town increases at a rate proportional to the population at that time .
Channel: Doubtnut
Date: 2020-03-29

The population of a town increases at a rate proportional to the population at that time . If the population increases from 40 thousands to 60 thousands in 40 years, What will be the population in another 20 years ? = [ Given:  ` sqrt(3/2) = 1.2247` ]