RamiIa went to a stationery' shop and purchased 2 pencils and 3 erasers for Rs 9. Her friend Sonali saw the new variety of pencils and erasers with Romila, and she also bought 4 pencils and 6 erasers of the same kind tor Rs 18. Represent this situation algebraical iy and graphically.

The cost of 2 kg of apples and 1kg of grapes on a day ws found to be Rs 160. After a month, the cost of 4 kg of apples and 2 kg of grapes is Rs 300. Represent the situation algebraically and geometrically.

Lets take the example given in Section 3. 1. Akhila goes to a fair with Rs 20 and wants In have rides on the Giant Wheel and play Hoopla. Represent this situation algebraically and graphically (geometrically),

Two years ago a father was five times as old as his son. Two years later, his age will be 8 years more than three times the age of the son. Represent this situation algebraically and graphically .

Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, Ishall be three times as old as you will be” (Isn’t this interesting ?). Represent this situation algebraically and graphically

Aftab tells his daughter, “Seven years ago, 1 was seven limes as old as you were then. Also, three years from now, 1 shall be three times as old as you will be." (Isn't this interesting?) Represent this situation algebraically and graphically.

Three chairs and two tables cost Rs 2250. Two chairs and three tables cost Rs 2750. Solve it graphically. Also find the cost of five chairs and two tables.

The coach of a cricket team buys 3 bats and 6 balls for Rs 3900. Later, he buys another bat and 3 more balls of the same kind for Rs 1300. Represent this situation algebraically.

Two rails are represented by the equations x+2y-4=0 and 2x+4y-12=0 Represent this situation geometrically.

Form the pair of linear equations for the foIlowing problems and find there solution by substitution method: The coach of a cricket team buys 7 bats and 6 balls for Rs 3800, Later, she buys 3 bats and 5 balls for Rs 1750. Find the cost of each bat and each ball.