Raw Material Inventory Work in Process Inventory Finished Goods Inventory Total Inventory Net sales Cost of Goods Sold Gross prot Gross prot ratio (All amounts in millions) 2016 2015 301 427 0 0 540 566 940 093 7,961 8,082 5,131 5,300 2 730 2,005 051.9% 34.4% '201'4 309 ~40 61 101 O) Required: a. Calculate the oust of goods manufactured for 2017, 2016, and 2015. b. Calculate the total amount of combined cost incurred in 2017, 2016, and 2015 for raw material, direct labor, and manufactunng overhead. c. Calculate the ratio of cost of sales to net sales for 2017, 2016, and 2015. (1. Calculate the inventory tumover and day's sales in inventory for 201?, 2016, and 2015. ReouiredA ' RequiredB Calculate the cost 0? goods manufactured for 2017, 2016, and 2015. ((Enter your answers in millions. (i.e., 5,000,000 should be entered as 5).) 2017 2016 2015 Required C ' Required D