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  3. 9th Class
  4. Mathematics
  5. Linear Equations in Two Variables

9th Class Mathematics Linear Equations in Two Variables Question Bank Linear Equation in two Variables

  • question_answer
    A man is four times as old as his son. After 2 years the man will be three times as old as his son. What is the present age of the man?

    A)  20 years                      

    B)  16 years

    C)  4 years                        

    D)  24 years

    Correct Answer: B

    Solution :

    (b): Son's age = x, Man's age = 4x Hence \[3\left( x+2 \right)=4x+2\] \[x=4,\], Hence man's age \[=4x=16\]


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