Omar is going on a road trip! The car rental company offers him two types of cars. Each car has a fixed price, but he also needs to consider the cost of fuel. The first car costs $\$90$ to rent, and because of its fuel consumption rate, there's an additional cost of $\$0.50$ per kilometer driven. The graph of the cost of the second car (in dollars) as a function of the distance driven (in kilometers) is shown below. **Which car has a higher cost of fuel per kilometer driven?** [[☃ radio 1]] **Which car is cheaper for a trip of $500$ kilometers?** [[☃ radio 2]]