Sam is renting one of 2 cars to go on a 300-mile gas trip. The first car travels 75 miles on 5 gallons of Gas. The second car travels 240 miles using 20 gallons of gas. Each car costs the same to rent, and Sam wants to rent the car with the better gas mileage. Sam estimates you have to pay 49.42 per 14 gallons. Which car should he buy?