Cost of goods sold Inventory Calculating Gross Profit and Inventory Turnover The following table presents sales revenue, cost of goods sold, and inventory amounts for three computer/electronics companies, Samsung Electronics Co., Hewlett-Packard Company, and Apple Inc. S millions Fiscal year ending Samsung Electronics Co. Ltd. (S. Korean won) 2017 2016 2015 Revenues 239,575,376 201,866,745 200,653,482 129,290,661 120,277,715 123,482,118 24,983,355 18,353,503 18,811,794 Hewlett-Packard Company (US dollar) 2017 2016 2015 Revenues (Products only) 58,472 52.056 34.030 48.238 48,238 47,803 42.478 39,240 Inventory 6,062 5,786 4,484 Apple Inc. (US dollar) 2017 2016 2015 2015 Revenues 265,395 Cost of goods sold 163,756 141,048 131,376 Inventory 3,956 4,855 2,132 Cost of goods sold 229,234 215,639 Required: a. Compute the gross profit margin (GPM) for each of these companies for all three fiscal years. (Round your answers to one decimal place.) 2017 2016 2015 Samsung % Hewlett-Packard 93 % Apple 95 b. Compute the inventory turnover ratio and the average inventory days outstanding for each company for the last two fiscal years. (All three firms use FIFO inventory costing.) Do not round until your final answers. Round answers to one decimal place. Inventory Inventory Turnover Turnover AIDO AIDO 2017 2016 2017 2016 Samsung Hewlett-Packard Apple