Inventory turnover and number of days' sales in inventory Financial statement data for years ending December 31 for Tango Company follow: 2017 2016 Cost of goods sold $3,619,705 $3,648,540 Inventories: Beginning of year 730,000 700,800 End of year 810,300 730,000 a. Determine the inventory turnover for 2017 and 20Y6. Round your answers to one decimal place. 2017 2016 Inventory turnover b. Determine the days' sales in inventory for 2017 and 20Y6. Use 365 days a year. Round your answers 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 20Y6 to 20Y7 favorable or unfavorable?