The following tables shows the total price(p) for x copies of a book.
a)Find the equation connecting x and p
b) Find the no. of copies that can be purchased with rs. 1650.
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a) The equation connecting x and p
p = 150x
Check
when copy of books x = 1
Total price p = 150 × 1
p = Rs. 150
when copy of books x = 2
Total price p = 150 × 2
p = Rs. 300
b) When p = Rs. 1650
1650 = 150 × x
x = 1650 ÷ 150
= 11
11 copies can be purchased with Rs. 1650
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