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Banking Sample Paper RRB Assistant (PT) Sample Test Paper-1

  • question_answer
    The average marks of 52 students in Social Science was 80. Ten students left the school and then this average increased by 8. What is the average of marks obtained by the students who left the school?

    A)  41.6

    B)  42.6

    C)  46.4

    D)  36.4

    E)  None of these

    Correct Answer: C

    Solution :

    Average marks of 52 students \[=52\times 80=4160\] When 10 students left the average will be\[42\times 88=3696\] Required average\[=\frac{4160-3696}{10}=\frac{464}{10}=46.4\]


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