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SSC Sample Paper SSC (Group-C) Sample Test Paper-8

  • question_answer
    The average weight of 19 students is 15 kg. By the admission of a new student, the average weight is reduced to\[14.8\text{ }kg\]. What is the weight of the new student?

    A)  11 kg                          

    B)  12 kg

    C)  15 kg              

    D)       19 kg

    Correct Answer: A

    Solution :

     Total decrease in weight \[=(15-14.8)\times 20\,kg\] \[=0.2\times 20=4kg\] \[\therefore \] Weight of new student \[=15-4=11\,kg\]


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