Aman’s age is three times his son’s age. Ten years ago he was five times his son’s age. Find their present ages.

Arjun is twice as old as Shriya. Five years ago his age was three times Shriya’s age. Find their present ages.

Form the pair of linear equations in the following problems and find their solution by substitution method : Ten years ago, father was twelve times as old as his son and ten years hence he will be twice as old as his son will be. Find their present ages.

Form the pair of linear equations for the foIlowing problems find their solution by substitution method: Five years hence, the age of Jacob will be three times that of his on. Five years ago, Jacob's age was seven times that of his son. What are their present ages?

The present age of Sahil’s mother is three times the present age of Sahil. After 5 years their ages will add to 66 years. Find their present ages.

Solve it graphically : The age of Sanjay is 4 times the age of his son. 5 years hence the age of Sanjay will be three times the age of his son. Find their present ages.