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10th Class Mathematics Statistics Question Bank Statistics and Probability

  • question_answer
    The given graph shows the petrol consumption of a country in millions of tons from 1952 to 1962. The approximate percentage increase on the 1952 figure over the next ten years will be

    A)  25%

    B)  40%

    C)  60%  

    D)  85%

    Correct Answer: C

    Solution :

     Consumption in \[1952=5.5\] million tons  Consumption in \[1962=8.8\] million tons (approx.) \[\therefore \] Percentage increase \[=\frac{3.3}{5.5}\times 100\]                                 \[=60%\] (approx.)


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