need some assitance in solving this please

Inventory turnover and number of days' sales in inventory Financial statement data for years ending December 31 for Tango Company follow: a. Determine the inventory turnover for 20Y7 and 20Y6. Round your answers to one decimal place. b. Determine the days' sales in inventory for 20Y7 and 20Y6. Use 365 days a year. Round your answers to one decimal place. c. Are the changes in inventory turnover and the number of days' sales in inventory from 20Y6 to 20Y7 favorable or unfavorable