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    Question

    In a school, 60% of the students are boys, while the

    remaining 40% are girls. If 70% of the boys and 80% of the girls pass an exam, what percentage of the total students fail the exam?
    A 18% Correct Answer Incorrect Answer
    B 20% Correct Answer Incorrect Answer
    C 24% Correct Answer Incorrect Answer
    D 26% Correct Answer Incorrect Answer

    Solution

    Let the total number of students be 100.   Number of boys = 60, Number of girls = 40.   Boys who fail = 18, Girls who fail = 8.   Total students who fail = 26.   Percentage of students who fail = 26%.   The percentage of students who fail is 26%.

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