University Car Wash built a deluxe car wash across the street from campus. The new machines cost $261,000 including installation. The company estimates that the equipment will have a residual value of $27,000. University Car Wash also estimates it will use the machine for six years or about 12,000 total hours. Actual use per year was as follows: Year Hours Used 1 2,800 2 1,400 3 1,500 4 2,500 5 2,300 6 1,500