Visit www.sec.gov/edgar and search for the Oracle annual report (10-K) for the year ended May 31, 2019, using EDGAR (Electronic Data Gathering, Analysis, and Retrieval system). Locate the balance sheet, income statement, and statement of cash flows. Use these to answer the following questions. Required: Compute return on assets for the most recent year. Compute cash return on assets for the most recent year. Compute the cash flow to sales ratio and the asset turnover ratio for the most recent year. Compute free cash flows and the free cash flow to sales ratio