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 $3,671,170 $3,961,710 Inventories: Beginning of year End of year 744,600 817,600 722,700 744,600 Required a. Determine the inventory turnover for 2017 and 20Y6. Round to one decimal place. 2017 20Y6 Inventory turnover b. Determine the number of days' sales in inventory for 2017 and 2016. Use 365 days and round to one decimal place. 2017 2016 Number of days' sales in inventory days days c. Are the changes in inventory turnover and the number of days' sales in inventory from 20Y6 to 2017 favorable or unfavorable