Question

The cost of a note book is Rs. 10. Draw a graph after making a table showing cost of 2, 3, 4 … Note books. Use it to find

(a) The cost of 7 notebooks.

(b) The number of note books that can be purchased with Rs 50.

Answer 1

It is given that, the cost of one note book is Rs.10

(a) Hence, the cost of 7 note books is 7×10 = 70 rs

(b) To find the number of note books that can be purchased for Rs. 50 is

= 50/10

= 5

Hence, the number of note books for Rs. 50 is 5.