Barbara's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Information relating to Barbara's purchases of Xpert snowboards during September is shown below. During the same month, 121 Xpert snowboards were sold. Barbara's uses a periodic inventory system. Unit Cost Date Sept. 1 Sept. 12 Sept. 19 Sept. 26 Units 26 45 $97 105 Explanation Inventory Purchases Purchases Purchases Totals Total Cost $ 2,522 4,725 2,140 5,400 1 08 50 141 $14.78 $14,787 (a) Your answer is correct. Compute the ending inventory at September 30 and cost of goods sold using the FIFO and LIFO methods. FIFO L IFO The ending inventory at September 30. 2160 1 940 Cost of goods sold d 12627 12847 Click if you would like to Show Work for this question: Open Show Work SHOW SOLUTION SHOW ANSWER LINK TO TEXT Attempts: 1 of 5 used (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 $