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SSC Sample Paper SSC (Group-C) Sample Test Paper-8

  • question_answer
    The sum of the ages of 6 children born at intervals of 3 years each is 81 years. What is the age of the youngest child?

    A)  3 years          

    B)  4 years

    C)  5 years          

    D)       6 years

    Correct Answer: D

    Solution :

     The age of the youngest child = x years (let) According to the question. \[x+x+3+x+6+x+9+x+12+x+15=81\]\[\Rightarrow \]\[6x+45=81\] \[\Rightarrow \]            \[6x=81-45=36\] \[\Rightarrow \]            \[x=\frac{36}{6}=6\] years


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