Question 46(ii) The cost of a notebook is Rs. 10. Draw a graph after making a table showing the cost of 2,3,4..... notebooks. Use it to find the number of notebooks that can be purchased with Rs. 50.
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Solution
Let, x be number of notebooks and y be the cost of a notebook
x12345678y1020304050607080
The number of notebooks that can be purchased with Rs.50 is equal to the abscissa of the point (5,50). Hence, 5 notebooks can be purchased with Rs.50.