Exercise 6-05 a-b (Video) Sharon's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Sharon's purchases of Xpert snowboards during September is sh below. During the same month, 121 Xpert snowboards were sold. Sharon's uses a periodic inventory system. Date Explanation Unit Cost Total Cost Sept. 1 Sept. 12 Sept. 19 Sept. 26 $97 105 Units 26 45 20 Inventory Purchases Purchases Purchases Totals 107 $ 2,522 4,725 2,140 5,400 $14,787 108 141 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 2160 $ 1940 Cost of goods sold + 12627 12847 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