Question

Is the relationship proportional or non-proportional?
A and b please

Answer 1

Explanation:

In (a), the line passes through the origin and thus represents a proportional relationship. In (b) the line does not do that; it's been shifted up by 4 units.

(a) Yes

(b) No

Answer 2

A is proportional. The line goes through (0, 0) and the slope stays constant at 1/2.

B is also proportional, as it goes through (0, 0) and the slope stays constant.