Question

The population of a town was 3,75,000 three years ago and the annual growth rate is 2%. if the number of in-migrants and out-migrants at the end of 3 years were 1,480 and 875 respectively, and 2,750 people died within the times. Find the present population of the town.​

Answer 1

The population of a city was 3,75,000 three years ago and the annual growth rate is 2%.

population after 3 years: 375,000*1.02^3=397,953 inhabitants

if the number of entrants and emigrants after 3 years were 1,480 and 875 respectively=

1480+875 = 2355

and 2,750 people have died over time..

current population: 397953+2355-2750=397558

Explanation: