Question

The population of a city increases each year by 4%of what it had been at the begining of each year .If the population in 1997 had been 6760000,find the population of the city in(1) 1999and(2) 1995.

Answer 1

1. The population of the city in 1999
= 6760000 × (1 + 0,04)^2
= 6760000 × 1,04^2
= 7311616

2. The population of the city in 1995
= 6760000 : (1 + 0,04)^2
= 6760000 : 1,04^2
= 6250000