Exercise 6-os a-b (Part Level Submission) (Video) 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 Sept. 1 Inventory 26 $97 $ 2,522 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 (a) * Your answer is incorrect. Try again. Compute the ending inventory at September 30 and cost of goods sold using the FIFO and LIFO methods. FIFO The ending inventory at September 30 Cost of goods sold LIFO Click if you would like to show Work for this question: Open Show Work