Railways R.R.C. (Jabalpur) Solved Paper Held on 1st Shift 30-11-2014

  • question_answer 31) Find the average of the following sets of scores? 746, 1020, 321, 12, 63, 428, 226, 144.

    A) 368.75             

    B) 360

    C) 370                  

    D) None of these

    Correct Answer: C

    Solution :

    Average=\[\frac{\begin{align}   & 746+1020+321+12+63 \\  & +428+226+144 \\ \end{align}}{8}\]              \[=\frac{2960}{8}=370\]      

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