The graph shows the relationship between the distance a truck can travel and the amount of gasoline used.

What is the unit rate for the distance traveled to the amount of gasoline used.

Solve for mpg
80 - Vertically: Distance Traveled (m)
70 - Horizontally: Gasoline used (gal)
60 -
50 -
40 -
30 -
20 -
10 -
0 1 2 3 4 5 6 7 8 9 10