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8th Class Mathematics Data Handling Question Bank Data Handling

  • question_answer
    A survey was carried out for the purpose of determining the number of children in each family. The results are shown in the table.                 
    Number of children 0 1 2 3 4
    Number of families 1 4 7 6 2
    Calculate the percentage of families which have more than 2 children.

    A)  \[35%\]                              

    B)                         \[40%\]              

    C)                         \[60%\]                              

    D)                         \[75%\]

    Correct Answer: B

    Solution :

                    No. of families which have more than 2 children \[=6+2=8\] Total number of families \[=1+4+7+6+2=20\] \[\therefore \] The required percentage \[=\frac{8}{20}\times 100%=40%\]


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