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    Question

    The ratio of the present ages of Ginni and Binni is 7:3

    respectively. Ginni is тАШnтАЩ years older than Binni. If after 5 years, the ratio of the ages of Binni to Ginni is 1:2, then find the value of тИЪ (n+5).
    A 3 Correct Answer Incorrect Answer
    B 5 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 8 Correct Answer Incorrect Answer
    E 6 Correct Answer Incorrect Answer

    Solution

    Let the present ages of Ginni and Binni be 7x and 3x respectively. Here, n = 7x тАУ 3x = 4x According to the question, => (7x + 5)/(3x + 5) = 2/1 => x = 5 Now, n = 4x = 20 Required value =┬атИЪ(n+5) =┬атИЪ(20+5) =┬атИЪ25 = 5

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