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Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    The average age of a man and his son is 16 years. The ratio of their ages is 15: 1 respectively. What is the son's age?

    A)  30 years          

    B)  32 years

    C)  2 years

    D)  4 years

    Correct Answer: C

    Solution :

    [c]  Let the age of father and son be 15x years and x years receptively. Now, according to the question, \[\frac{15x+x}{2}=16\] or,\[x=\frac{16\times 2}{16}=2\]years Hence age of the son = 2 years


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