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    Question

    In a class of 225 students, 125 are girls and remaining

    are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wearing caps is 1:4 respectively. Find the number of boys in the class who are wearing caps.
    A 25 Correct Answer Incorrect Answer
    B 22 Correct Answer Incorrect Answer
    C 20 Correct Answer Incorrect Answer
    D 23 Correct Answer Incorrect Answer

    Solution

    Number of boys in the class = 225 – 125 = 100 Number of boys who are wearing caps = 100 × (1/5) = 20

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