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    Question

    The average marks scored by 20 boys and 45 girls are 88

    and 94 respectively. Find the average marks scored by all the students together. (Answer should be rounded off to the nearest integer)
    A 44 Correct Answer Incorrect Answer
    B 92 Correct Answer Incorrect Answer
    C 33 Correct Answer Incorrect Answer
    D 82 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Required average = (20 X 88 + 45 X 94) ÷ (20 + 45) = (1,760 + 4,230) ÷ 65 = (5,990 / 65) ≈ 92

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