Suppose in its 2017 annual report that McDonald's Corporation reports beginning total assets of $29.75 billion, ending total assets of $31.65 billion, net sales of $22.00 billion, and net income of $4.65 billion. (a) Compute McDonald's return on assets. (Round return on assets to 2 decimal places, e.g. 5.12%.) 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