Renzoni Incorporated, has invested in new pasta manufacturing equipment at a cost of $72,000. The equipment has an estimated useful life of eight years. Estimated annual sales and operating expenses related to the pasta equipment follow: Annual sales Labor costs $ 132,000 (108,000) Depreciation of equipment Operating income Income taxes Net income The estimated accounting rate of return is: (9,000) $ 15,000 (6,000) $ 9,000 Multiple Choice 22.2%. 12.5%. 25.0%. 18.0%.