Respuesta :

Answer:

Hold on a minute, gotta let my brain wake up.

Step-by-step explanation:

Two quantities are proportional if their ratio is constant. Let's check the ratios:

[tex]\dfrac{20}{8}=2.5,\quad \dfrac{12.5}{5}=2.5[/tex]

So, the two quantities appear to be proportional, and the constant seems to be 2.5.