Romila 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 land for Rs 18. Represent this situation algebraically and graphically.

The coach of a cricket team buys 3 bats and 6 balls for Rs 3900. Later,she buys another bat and 2 more balls of the same kind for Rs 1300 . Represent this situation algebraically and geometrically.

If the cost of 2 pencils and 3 erasers is Rs 14. Wheras the cost of 3 pencils and 5 erasers is Rs 22, then find the cost of one pencil and one eraser

Let us consider Example 2 in Section 3.3, i.e., the cost of 2 pencils and 3 erasers is Rs 9 and the cost of 4 pencils and 6 erasers is Rs 18 . Find the cost of each pencil and each eraser.

Anita bought some pencils, erasers and graph papers from a stationry shop. If the ratio of the pencils and the erasers is the same as that of erasers and graph papers and she bought 10 pencils and 40 graph papers. Find the number of eraser bought by her.

Cost of 8 pencils, 5 pens and 3 erasers is Rs 111. Cost of 9 pencils, 6 pens and 5 erasers is Rs 130. Cost of 16 pencils, 11 pens and 3 erasers is Rs 221. What is the cost (in Rs) of 39 pencils, 26 pens and 13 erasers?

Three students Anil, Nikhil and Sunil went to a stationary shop and purchased some items. Anil purchased 3 books, 2 erasers and 5 scales. Sunil purchased 5 books, 6 scales and 3 erasers whereas Nikhil purchased 2 books, 3 scales and 4 erasers. Represent the given data in the matrix form.

Akhila went to a fair in her village. She wanted to enjoy rides on the Giant Wheel and play Hoopla (a game in which you throw a ring on the items kept in the stall, and if the ring covers any object completely you get it). The number of times she played Hoopla is half the number of rides she had on the Giant Wheel. Each rides costs Rs 3, and a game of Hoopla costs Rs 4. If she spent Rs 20 in the fair, represent this situation algebraically and graphically.