The population of a town increases at a ...

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` ]

`5sqrt6` thousands

`3sqrt6` thousands

`5sqrt3` thousands

`3sqrt3` thousands

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