Question

The population of a city increases by 5% every year. If it’s population today is 300,000 what will it’s population be in 2 years?

Answer 1

Population after n years = Present Population =(1+

100

r

​

)

n

Population after 2 years =50000(1+

100

5

​

)

2

=50000(

100

105

​

)

2

=50000×

100

105

​

×

100

105

​

=5×105×105=55125

Explanation: