Answer:
Proportional
Explanation:
First, we find the unit rate for each of the pairs of points.
[tex]\begin{gathered} \frac{12}{2}=6 \\ \frac{18}{3}=6 \\ \frac{24}{4}=6 \end{gathered}[/tex]Since the unit rates are the same all though, her earnings are proportional to the number of hours she works.