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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-11

  • question_answer
    The present ages of Radha and Sudha are in the ratio of\[7:9\]. The ratio of their ages 5 years ago was\[3:4\]. What will be Sudhas age 3 years from now?

    A)  48 years   

    B)  42 years

    C)  43 years                     

    D)  38 years

    Correct Answer: A

    Solution :

                 Let the present age of Radha and Sudha be 7x and 9x years. Their ages 5 years ago \[=\,(7x-5)\] and \[=\,(9x-5)\] years \[\Rightarrow \,\,\frac{7x-5}{9x-5}=\frac{3}{4}\Rightarrow 28x-27x=20-15\] \[x=5\] Sudhas age 3 years later \[=9\times 5+3=\]     


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