Brief Exercise 9-10 Suppose in its 2017 annual report that McDonald's Corporation reports beginning total assets of $29.30 billion, ending total assets of $31.55 billion, net sales of $21.45 billion, and net income of $4.00 billion (a) Compute McDonald's return on assets. (Round return on assets to 2 decimal places, eg. 5.1296.) McDonald's return on assets (b) Compute McDonald's asset turnover. (Round asset turnover to 2 decimal places, e.g. 5.12.) McDonald's asset turnover times Exercise 9-5 Sandhill Co. purchased a new machine on October 1, 2017, at a cost of $80,010. The company estimated that the machine has a salvage value of $7,280. The machine is expected to be used for 72,400 working hours during its 7-year life. Compute the depreciation expense under the straight-line method for 2017 and 2018, assuming a December 31 year-end. (Round answers to 0 decimal places, e.g 5,275.) 2017 2018 The depreciation expense under the straight-line method