E6-17 Information about Elsa's Boards is presented in E6-4. Additional data regarding Elsa's sales of Xpert snowboards are provided below. Assume that Elsa's uses a perpetual inventory system. Date Units Unit Price Total Revenue Sept. 5 Sale 12 $199 $ 2,388 Sale 50 199 9,950 Sept. 16 Sept. 29 Sale 59 209 12,331 Totals 121 $24,669 Instructions (a) Compute ending inventory at September 30 using FIFO, LIFO, and moving-average cost. (b) Compare ending inventory using a perpetual inventory system to ending inventory using a periodic inventory system (from E6-4). (c) Which inventory cost flow method (FIFO, LIFO) gives the same ending inventory value under both periodic and perpetual? Which method gives different ending inven- tory values? E6-4 Elsa's Boards sells a snowboard, Xpert, that is popular with snowboard enthusiasts. below. During the same month, 121 Xpert snowboards were sold. Elsa's uses a-periodic Information relating to Elsa's purchases of Xpert snowboards during September is shown Inventory system. Date Total Cost Explanation Units Unit Cost Sept. 1 $ 2,522 $97 26 Inventory Sept. 12 102 4,590 Purchases 45 Sept. 19 104 2,080 20 Purchases Sept. 26 105 5,250 50 Purchases $14,442 Totals 141 Instructions (a) Compute the ending inventory at September 30 and cost of goods sold using the FIFO and LIFO methods. Prove the amount allocated to cost of goods sold und:er each method. (b) For What do you notice about the answers you found for each method? E6-17 Information about Elsa's Boards is presented in E6-4. Additional data regarding Elsa's sales of Xpert snowboards are provided below. Assume that Elsa's uses a perpetual inventory system. Date Units Unit Price Total Revenue Sept. 5 Sale 12 $199 $ 2,388 Sept. 16 Sale 50 199 9,950 Sept. 29 Sale 59 209 12,331 Totals 121 $24,669 Instructions (a) Compute ending inventory at September 30 using FIFO, LIFO, and moving-average cost. (b) Compare ending inventory using a perpetual inventory system to ending inventory using a periodic inventory system (from E6-4). (c) Which inventory cost flow method (FIFO, LIFO) gives the same ending inventory value under both periodic and perpetual? Which method gives different ending inven- tory values