When Rupa was born, her father was 25 years old. Form an equation and draw a graph for this data. From the graph find
(i) The age of the father when Rupa is 25 years old.
(ii) Rupa’s age when her father is 40 years old.

In a election 60% of voters cast their votes. Form an equation and draw the graph for this data. Find the following from the graph. (i) The total number of voters, if 1200 voters cast their votes (ii) The number votes cast, if the total number of voters are 800

Draw the graph of the equation y - x = 2. Find from the graph (i) the value of y when x = 4 (ii) the value of x when y =-3

The age of the father is 4 times to that of his son, 8 years hence the sum of their ages will be 71 years what was the age of the father when the son was born ?

At present , sum of the ages of a father and his son in 46 years . When the age of the son will be equal to the present age of his father , the total age of them will be 102 years . Determine the present ages of the father and his son.

Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (iii) At present, the age of Debleena's father is 42 year more than that of Debleena.

The present age of a father is twice that of his son , 14years ago, the father was thrice times as old as his son, find their present ages.

Express the following statements in the form of simultaneous linear equations and solve them by drawing graphs : (ii) At present the age of a father is 28 years more than that of his son. After 10 years the age of father will be 3 times of the age of his son. Find the present ages of both father and son.

The sum of the ages of a father and his son is at present 50 years. When the age of the son will be equal to the present age of his father, then the sum of their ages will be 102 years. Find the present ages of the son and his father.