The number of miles driven is proportional to the gallons of gasoline used. The graph shows this relationship.
What is the unit rate for miles driven per gallon?
![The number of miles driven is proportional to the gallons of gasoline used The graph shows this relationship What is the unit rate for miles driven per gallon class=](https://us-static.z-dn.net/files/d4a/0334a6fca1239afdea64a754ecac207b.jpg)