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SSC Sample Paper SSC (Group-C) Sample Test Paper-1

  • question_answer
    The average of 25 results is 20. The average of first 12 results is 15 and that of the last 12 results is 18. Then, the 13th result is:

    A)  100              

    B)  101

    C)  104               

    D)  103

    Correct Answer: C

    Solution :

     Value of 13th result \[=25\times 20-12\times 15-12\times 18\] \[=500-180-216=104\]


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