Inventory turnover and number of days' sales in inventory Financial statement data for years ending December 31 for Tango Company follow: 2017 Cost of goods sold 2016 $3,906,960 $3,985,800 Inventories: Beginning of year 781,100 751,900 End of year 846,800 781,100 Required a. Determine the inventory turnover for 2017 and 2016. Round to one decimal place. Inventory turnover 2017 2016 b. Determine the number of days' sales in inventory for 2017 and 2016. Use 365 days and round to one decimal place. Number of days sales in inventory 2017 2016 days days c. Are the changes in inventory turnover and the number of days' sales in inventory from 2016 to 2017 favorable or unfavorable?