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      Question

      The population of a town grows from 1,25,000 to

      1,56,250 over a period of two years. Calculate the average annual percentage increase in the population.
      A 10% Correct Answer Incorrect Answer
      B 12.5% Correct Answer Incorrect Answer
      C 15% Correct Answer Incorrect Answer
      D 25% Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Increase in population in two years = 156250 โ€“ 125000 = 31250 Percentage increasein population = 31250/125000 ร— 100 = 25% Required average percentage increase = 25/2 = 12.5%

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