e 6-4 (Part Level Submission) Elsa's Boards sells a snowboard, Xpert, that is popular with During the same month, 293 Xpert snowboards were sold. Elsa's uses a periodic inventory system. $100 $6,300 Sept. 12 Purchases 109 104 11,336 vSept. 19 Purchases 48 109 5,232 Sept. 26 Purchases 121105 12,705 totals 341 $35,573 v (a) udy Compute the ending inventory at September 30 and cost of goods sold using the FIFO and LIFO methods. LIFO 30 The ending inventory at 3077 Cost of goods sold | (b) Your answer is incorrect. Try again. For both FIFO and LIFO, calculate the sum of ending inventory and cost of goods sold. dy FIFO LIFO The sum of ending inventory and cost of goods sold 30533 30773 Click if you would like to Show Work for this question: Open Show Work LINK TO TEXT At