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    Question

    In a school, there are 30 male students and 20 female

    students. The average marks of male students is 58 and that of female students is 62. Calculate the overall average marks of the students.
    A 45.9 Correct Answer Incorrect Answer
    B 21.5 Correct Answer Incorrect Answer
    C 59.6 Correct Answer Incorrect Answer
    D 52.1 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Required average = (30 × 58 + 20 × 62) ÷ (30 + 20)

    = (1,740 + 1,240) ÷ 50

    = (2,980 ÷ 50) = 59.6

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