Question

Bottles of water sell for $1.50 each.

Graph the relationship between the number of bottles of water sold and the total cost.

Line

Answer 1

1:1.50

Explanation:

For every 1 mark on the x-axis, there are 1.5 marks on the y axis.

Example :

1 : 1.5

2 : 3

3 : 4.5