Cullumber Company uses a periodic inventory system and reports the following for the month of June. Date Explanation Units Unit Cost Total Cost June 1 Inventory 112 $4 $ 448 12 Purchases 448 6 2,688 23 Purchases 280 8 2.240 30 Inventory 260 (a) Compute the cost of the ending inventory and the cost of goods sold under FIFO, LIFO, and average-cost. (For calculation purposes, round average cost to 3 decimal places, eg. 5.275. Round answers to O decimal places, eg. 125.) FIFO LIFO Average-Cost The cost of the ending inventory $ $ The cost of goods sold $ $ S