9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-5

  • question_answer
    Find the arithmetic mean of the following frequency distribution:
    Class Interval 25 - 29 30 - 34 35 - 39 40 - 44 45 - 49 50 - 54 55 - 59
    Frequency 14 22 16 6 5 3 4

    A)  36.46              

    B)  36.36

    C)  48.56              

    D)  99.95

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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