The present population of a town is 500. Population increase rate is 10% p.a. Find the population of town before 2 years? Pick one:	A) 512	B) 615	C) 810	D) 413	E) 123
P = 500   R = 10%   Required population of town = P/(1 + R/100)^T   = 500/(1 + 10/100)^2   = 500/(11/10)^2   = 413(approximately)   Answer is 413
<result>D</result>
The present population of a town is 500. Population increase rate is 10% p.a. Find the population of town before 2 years?