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Banking Quantitative Aptitude Sample Paper Quantitative Aptitude Sample Paper-3

  • question_answer
    In a History examination, the average for the entire class was 80 marks. If 10% of the students scored 95 marks and 20% scored 90 marks. What was the average marks of the remaining students of the class?                                                                                                 [FCI (Assistant) Grade III 2015]

    A)  65.5    

    B)  85

    C)  75

    D)  None of these

    Correct Answer: C

    Solution :

    [c] Let there be 100 students. Then total marks of 10% students  \[=10\times 95=950\] Total marks of 20% students \[=20\times 90=1800\] Rest marks \[=8000-(950+1800)=5250\] \[\therefore \] Average marks \[=\,\,\frac{5250}{70}=75\]


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