Elizabeth's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Elizabeth's purchases of Xpert snowboards during September is shown below. During the same month, 121 Xpert snowboards were sold. Elizabeth's uses a periodic inventory system Date Explanation Units Unit Cost Total Cost $ 2,522 Sept. 1 Inventory 26 $ 97 Sept. 12 Purchases 45 103 4,635 Sept. 19 Purchases 20 105 2.100 Sept. 26 Purchases 50 106 5.300 Totals 141 $ 14,557 Compute 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 $ $ eTextbook and Media Save for Later Attempts: 0 of 3 used Submit Answer (b) b 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 $