The population of a city increases by 8% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years? Choices.
A) 9%	B) 9.27%	C) 22.50%	D) 12%	E) None of these
Actual increase in population=7%   Let, earlier population=100 then the population after 3 years   =100(1+7/100)^3=122.5043   ∴Required percentage=22.50%   ANSWER:22.50%
<result>C</result>
The population of a city increases by 8% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years?