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    Question

    In a group of students, the number of girls is

    three-fourth of the number of boys. If two-third of the number of girls and one-half of the number of boys like mango juice, then what fraction of the total number of girls and boys like mango juice?
    A 1/7 Correct Answer Incorrect Answer
    B 4/7 Correct Answer Incorrect Answer
    C 2/7 Correct Answer Incorrect Answer
    D 3/7 Correct Answer Incorrect Answer

    Solution

    Let the total number of boys be 400. number of girls =300 (3/4X400=300) number of girls like mango juice=2/3 x 300=200 number of boys like mango juice=1/2 x 400=200 Total number of girls and boys who like mango juice (200+200) =400 Total number of girls and boys=700 Fraction of the total number of girls and boys who like mango juice= total number of girls and boys who like mango juice/total number of boys and girls = 400/700 = 4/7.

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