7 of 13 < > -/1 E Current Attempt in Progress Cullumber Company uses a periodic inventory system. Its records show the following for the month of May, in which 68 units were sold. Date Explanation Units Unit Cost Total Cost May 1 Inventory 32 $8 $256 15 Purchases 24 Purchases 37 Totals 95 22 26 11 286 12 444 $986 Compute the ending inventory at May 31 and cost of goods sold using the FIFO, LIFO, and average-cost methods. (Round per unit cost to 3 decimal places, e.g. 15.647 and final answers to O decimal places, e.g. 5,125.) 0 FIFO Ending inventory at May 31 $ Cost of goods sold 324 $ 662 LIFO Average-cost 216 $ 770