Shipping rates for Company A and Company B are shown in the tables below. Which company has shipping rates that you can represent using an equation of the form

y = kx? Use the drop-down menus to show your answer.

Company A

Weight (lb) Total Cost ($)

1 10.55

2 10.85

3 11.15

Company B

Weight (lb) Total Cost ($)

1 2.75

2 5.50

3 8.25