The population of a city increases by 5% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years? Choose the most appropriate option
A) 9% B) 9.27% C) 27% D) 12.48% E) None of these
Actual increase in population=4%   Let, earlier population=100 then the population after 3 years   =100(1+4/100)^3=112.4864   ∴Required percentage=12.48%   ANSWER:12.48%
<result>D</result>
The population of a city increases by 5% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years?