7) Solve problem 5.5 S5.5 In problem S5.4, fuelefficiency was based in using the cars in city traffic. Estimate the total life cycle cost of each alternative, the crossover point in both miles and years, if the cars are used for motorway travelling where the average efficiencies becomes 44 and 47 miles per gallon for Car 1 and Car 2, respectively? 6) Solve problem 5.4 55.4 A small commercial company is about to buy cars for the sales people. After an extensive market research the company is about to decide which one of the following two alternatives to choose based on the information provided in the following table. CHARACTERISTICS CAR 1 CAR 2 Purchase cost 10 21.000 23,000 Operating cost (per mile) 0,14 0,10 Average fuelefficiency (miles per gation) 33 Average fuel price 4.1 pergallon Annual distance 16000 miles Useful life of car 4 years Compare the two car alternatives and estimate:a) the total life cyce cost of each alternative b) the crossover point in miles, and the crossover point in years