The population of a city is 154250. If it increases at the rate of 10% per annum what will be population 2
years hence?
(A) 186642; 127479
(B) 156641; 127478
(C) 164789; 145894
(D) 254879; 855457
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Given, P=154250,R=10% (increases) and n=3yr.
According to the formula,
Population n yr ago = P(1+R100)n
154250(1+5100)3=154250×20×20×2021×21×21
=20×20×20×20=160000
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