You are trying to decide which of two automobiles to buy. The first is American-made, costs $3.1500104, and travels 28.0 miles/gallon of fuel. The second is European-made, costs $4.7100104, and travels 21.0km/li ter of fuel. If fuel costs $3.50/ gallon, and other maintenance costs for the two vehicles are identical, how many miles must each vehicle travel in its lifetime for the total costs (puchase cost + fuel cost) to be equivalent? 105 miles