Q2 of 89 Page 14

The population of a city is 125000. If the annual birth rate and death rate are 5.5% and 3.5% respectively, calculate the population of city after 3 years.

Given,


Population of city = 125000


Annual birth rate = 5.5 %


Annual death rate = 3.5 %


Annual increasing rate = 5.5 – 3.5 = 2 %


Hence,


Population of city after 3 years = 125000


More from this chapter

All 89 →
28

Sum of money amounts to Rs. 453690 in 2 years at 6.5% per annum compounded annually. Find the sum.

 1

The present population of a town is 28000. If it increases at the rate of 5% per annum, what will be its population after 2 years?

 3

The present population of a town is 25000. It grows at 4%, 5% and 8% during first year, second year and third year respectively. Find its population after 3 years.

 4

Three years ago, the population of a town was 50000. If the annual increase during three successive years be at the rate of 4%, 5% and 3% respectively, find the present population.