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Railways R.R.C. (Patna) Solved Paper Held on 1st Shift 2-11-2014

  • question_answer
    The ratio of ages of Ajay and Vijay is 3 : 4. After 5 years, the new ratio of their ages will be 4 : 5. What is the age of Vijay at present?

    A) 20 years           

    B) 18 years

    C) (0 15 years                    

    D) 24 years

    Correct Answer: A

    Solution :

    Suppose present age of Ajay = 3x years. and present age of Vijay = 4x years Then, after 5 years. \[\frac{3x+5}{4x+5}=\frac{4}{5}\] \[15x+25=16x+20\] \[x=5\] Hence, the present age of Vijay             \[=4\times 5=20\,\,years\]years.


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