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Banking Sample Paper SBI Clerk Grade (Main) Sample Test Paper-7

  • question_answer
    The respective ratio between the persent ages of Viju and Aju is 7 : 2. Four years from now, the respective ratio between the ages of Viju and Aju will be 5 : 2, What was Viju's age 6 years ago?

    A)  24 years

    B)  18 years

    C)  27 years

    D)  12 years

    E)  15 years

    Correct Answer: E

    Solution :

           Viju's present age = 7x years Aju's present age = 2x years According to the question, After 4 years, \[\frac{4x+4}{2x+4}=\frac{5}{2}\] \[\Rightarrow \]\[14x+8=10x+20\] \[\Rightarrow \]\[14x-10x=20-8\] \[\Rightarrow \]\[4x=12\Rightarrow x=\frac{12}{4}=3\] \[\therefore \]Viju's age 6 years ago \[=7x-6=7\times 3-6=15\]years


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