Question

The cost of a note book is $₹10$. 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 $₹50$.

Answer 1

From the given details w note that

, the cost of one notebook is $₹10$

(a) Hence, the cost of $7$ notebooks is $7\times 10=₹70$

(b) To find the number of notebooks that can be purchased for $₹50$ $=\frac{50}{10}=5$

Therefore, the number of notebooks for$₹50$ is $5$.