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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-24

  • question_answer
    The following table shows the number of children in each house of a society.
    Number of Children Number of Houses
    0 6
    1 15
    3 14
    4 7
    What is the average number of children per house?

    A)  1.52                

    B)  1.77

    C)  2.02                

    D)  1.27

    Correct Answer: C

    Solution :

    The average number of children per house \[=\frac{0\times 6+1\times 15+3\times 14+4\times 7}{6+15+14+7}=\frac{85}{42}\] \[=2.02\]


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