University Car Wash purchased new soap dispensing equipment that 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

$12,800$

$21,400$

$31,500$

$42,500$

$52,300$

$61,500$