Patricia's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Patricia's purchases of Xpert snowboards during September is shown below. During the same month, 121 Xpert snowboards were sold. Patricia's uses a periodic Inventory system. Date Explanation Units Unit Cost Total Cost Sept. 1 Inventory 26 $96 $ 2,496 Sept. 12 Purchases 45 100 4,500 Sept. 19 Purchases 20 2,040 Sept. 26 Purchases 50 103 5,150 Totals 141 $14,186 102 Cornpute the ending Inventory at September 30 and cost of goods sold using the FIFO and LIFO methods, FIFO LIFO The ending inventory at September 30 Cost of goods sold For both FIFO and LIFO, calculate the sum of ending inventory and cost of goods sold. FIFO LIFO The sum of ending inventory and cost of goods sold