Exercise 6-6 Cullumber Company uses a periodic inventory system. Its records show the following for the month of May, in which 68 units were sold Unit Units Cost Total Cost $256 286 May 1 Inventory 32 26 24 Purchases37 95 15 Purchases 12 Totals Compute the ending inventory at May 31 and cost of goods sold using the FIFO and LIFO methods. FIFO 11 10: Ending inventory at May 31 Cost of goods sold