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    Question

    Renu's marks were wrongly entered as 99 in place of 9.

    Due to this error, the average marks of the class were 2.25 more than the actual average. What is the number of students in the class?
    A 38 Correct Answer Incorrect Answer
    B 42 Correct Answer Incorrect Answer
    C 40 Correct Answer Incorrect Answer
    D 36 Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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