Railways Sample Paper RRB (Assistant Loco Pilot & Technician) Sample Test Paper-6

  • question_answer
    The average of five numbers is 371.8. The average of the first and second number is 256.5 and the average of the fourth and fifth number is 508. Which of the following is the third number?

    A)  360                             

    B)  310

    C)  430                 

    D)    330

    Correct Answer: D

    Solution :

     Third number                  \[=5\,\,\,\,371.8\,\,\,2\,\,\,256.5\,\,\,\,2\,\,\,\,508\]     \[=1859,\,\,\,513-1016\]     \[=330\]

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