Respuesta :
Answer:
The constant of proportionality is 1/15
Step-by-step explanation:
Constant of proportionality = [tex]\frac{Distance Traveled}{Gallons of Gas}[/tex][tex]= \frac{d}{g}[/tex]
[tex]\frac{d}{g} = \frac{1}{15}[/tex]
Hope this helped! :)