Sarasota Corp. sells a snowboard, EZslide, that is popular with snowboard enthusiasts. Below is information relating to Sarasota Corp's purchases of EZslide snowboards during September. During the same month, 106 EZslide snowboards were sold. Sarasota Corp. uses a periodic inventory system. Units 15 Date Sept. 1 Sept. 12 Sept. 19 Sept. 26 Explanation Inventory Purchases Purchases Purchases Totals 47 52 Unit Cost $105 108 109 110 Total Cost $ 1,575 5,076 5,668 2,420 $14,739 22 136 (a) Compute the ending inventory at September 30 using the FIFO, LIFO and average-cost methods. (Round average cost per unit to 3 decimal places, e.g. 125.153 and final answers to O decimal places, e.g. 125.) FIFO LIFO AVERAGE-COST The ending inventory at September 30 $ $ (b) Compute the cost of goods sold at September 30 using the FIFO, LIFO and average-cost methods. (Round average cost per unit to 3 decimal places, e.g. 125.153 and final answers to 0 decimal places, e.g. 125.) FIFO LIFO AVERAGE-COST Cost of goods sold $ $ $