he population of a city is 120,000. If it increases at the rate of 6% per annum, then what will be its population 2 years hence?\nOptions:\n(A) 137787\n(B) 134832\n(C) 139776\n(D) 139728\n(E) 139718 Let's think first. Stream of consciousness:
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Population after n years = P [1 + (R/100)]2\nPopulation after 2 years = 120000 * [1 + 6/100]2 = (120000 x 53/50 x 53/50) = 134832
So, the answer is (B).
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