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Railways R.R.C. (Chennai) Solved Paper Held on 2nd Shift 9-11-2014

  • question_answer
    Mean of 5 numbers is 27. If one number is excluded, then the mean becomes 25. What is the excluded number?

    A) 15                                

    B) 25

    C) 35                                

    D) 45

    Correct Answer: C

    Solution :

    Excluded number\[=27\times 5-25\times 4\] \[=135-100\] \[=35\]


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