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University Car Wash purchased new soap dispensing equipment that cost $$270,000$ including installation. The company estimates that the equipment will have a residual value of $$24,000.$ 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

$13,100$

$21,100$

$31,200$

$42,800$

$52,600$

$61,200$