Answer:
The mileage driven is the independent quantity and the gasoline remaining is the dependent quantity.
Step-by-step explanation:
The mileage driven is the independent quantity because is not affected by the gasoline remaining in the tank of the vehicle, the route is what modifies the mileage. In the other hand, the gasoline remaining it is affected by the mileage driven because the more the driver drives the more gasoline is spended and the less gasoline remains in the tank of the vehicle.
