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    Question

    If the average marks of the three batches 32, 45 and 54

    student respectively is 50, 42 and 35, then find the approximate average mark of all the students?
    A 41 Correct Answer Incorrect Answer
    B 46 Correct Answer Incorrect Answer
    C 52 Correct Answer Incorrect Answer
    D 38 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Required average = (32`xx` 50+45`xx` 42+54`xx` 35)/(32+45+54) = 41.06

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