Two friends take a 4000-mile cross-country trip together, but they drive their own cars. Car A has a 12-gallon gas tank and averages 40 miles per gallon, while car B has an 18-gallon gas tank and averages 30 miles per gallon. Assume both drivers pay an average of $2.65 per gallon of gas. a. What is the cost of one full tank of gas for car A? For car B? b . How many tanks of gas do cars A and B each use for the trip? c. About how much do the drivers of cars A and B each pay for gas for the trip?



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