The present age of a mother is twice the present age of her son
MATHEMATICS · Subjective · CBSE · Mathematics · Pair of Linear Equations in Two Variables · Pair of Linear Equations in Two Variables
Problem
The present age of a mother is twice the present age of her son. Five years from now, the sum of their ages will be 55 years.
(a) Taking the present age of the son to be x years and that of the mother to be y years, form a pair of linear equations in x and y.
(b) Solve the equations to determine their present ages.
(c) Find the age of the son after 10 years.