8th Class Mathematics Comparing Quantities Question Bank Comparing Queantities

  • question_answer The population of a town 2 years ago was 62500. Since some persons migrate to different cities the number of people decreases every year at the year of 4% per annum. Find its present population.

    A)  53600                         

    B)  55400         

    C)  55600                         

    D)  57600

    Correct Answer: D

    Solution :

    (d): Present pop \[=62500\text{ }{{\left( 1-\frac{4}{100} \right)}^{2}}\] \[=62500\times {{\left( 0.96 \right)}^{2}}\] \[=576007/-.\]

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