Railways Sample Paper RRB (Assistant Loco Pilot & Technician) Sample Test Paper-4

  • question_answer
    What is the average age of a family of five members, whose ages are 42,49,56,63 and 35 years respectively?

    A)  60 years

    B)                   49 years

    C)  45 years           

    D)       58 years

    Correct Answer: B

    Solution :

     Required average age \[=\frac{42+49+56+63+35}{5}\]\[=\frac{245}{5}=49\] years

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