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    Question

    The number of students in a school is 3247. If the ratio

    between boys to girls is (x+3) : (x+4), then find the value of x.
    A 1330 Correct Answer Incorrect Answer
    B 1719 Correct Answer Incorrect Answer
    C 1620 Correct Answer Incorrect Answer
    D 1825 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Boys : Girls = (x + 3) : (x + 4) Total number of students = 3247 => x + 3 + x + 4 = 3247 => 2x + 7 = 3247 => 2x = 3240 => x = 1620

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