E6-29. Computing Cost of Sales and Ending Inventory (102) Stocken Company has the following financial records for the current period. Units 100 650 550 Unit Cost $46 Beginning inventory Purchases: #1.. #2. 42 38 36 #3. 200 Ending inventory is 350 units. Compute the ending inventory and the cost of goods sold for the current period using (a) first-in, first out, (b) average cost, and (c) last-in, first-out