Inventory Turnover and Days' Sales in Inventory Financial statement data for years ending December 31 for Amsterdam Company follow: b. Determine the days' sales in inventory for 20Y4 and 20y3. Assume 365 days a year. Round interim calculations and final answers to one decimal place. c. Does the change in the inventory turnover and the days' sales in inventory from 203 to 20Y4 indicate a favorable or an unfavorable trend? FIFO and LIFO Costs Under Perpetual Inventory System The following units of an item were available for sale during the year: The firm uses the perpetual inventory system, and there are 23,100 units of the item on hand at the end of the year. a. What is the total cost of the ending inventory according to FIFO? b. What is the total cost of the ending inventory according to LIFO