A Toyota Prius is a full hybrid electric automobile that costs$30,000 with 55 mpg. A Toyota Yaris is a normal car that runs ongasoline, and costs $15,000 with 35 mpg. After 100,000 miles, thePrius requires a battery replacement that costs $3,000. Suppose youdrive 10 miles per day and 1 gallon of gas costs $4. How much wouldyou have to spend on gas for each car after 10 years? Which carwould cost you more money after 10 years? How much different arethe gas prices between the Prius and the Yaris (10 miles per day x10 years)?
