The population of a city increases by 7% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years? Choose one:  A) 9%  B) 9.10%  C) 27%  D) 12%  E) None of these
Actual increase in population=6%   Let, earlier population=100 then the population after 3 years   =100(1+6/100)^3=119.1016   ∴Required percentage=9.1016%   ANSWER:9.10%
<result>B</result>
The population of a city increases by 7% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years?