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    Question

    The ratio of the present ages of Ginni and Binni is 12:5

    respectively. Ginni is тАШnтАЩ years older than Binni. If after 6 years, the ratio of the ages of Binni to Ginni is 1:2, then find the value of тИЪ(n+4).
    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 12x and 5x respectively. Here, n = 12x тАУ 5x = 7x According to the question, => (12x + 6)/(5x + 6) = 2/1 => x = 3 Now, n = 7x = 21 Required value =┬атИЪ(n+4) =┬атИЪ(21+4) =┬атИЪ25 = 5

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