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Exercise 6-05 a-b (Part Level Submission) (Video) Sarah's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Sarah's purchases of Xpert snowboards during September is shown below. During the same month, 121 Xpert snowboards were sold. Sarah's uses a periodic inventory system. Date Explanation Units Unit Cost Total Cost Sept. 1 Inventory 26 $97 $ 2,522 Sept. 12 Purchases 45 104 4,680 Sept. 19 Purchases 20 106 2,120 Sept. 26 Purchases 50 107 5,350 Totals 141 $14,672 (a) 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 $ Click if you would like to Show Work for this question: Open Show Work LINK TO TEXT