Exercise 6-3 Bridgeport Corp. sells a snowboard, EZslide, that is popular with snowboard enthusiasts. Below is information relating to Bridgeport Corp.'s purchases of EZslide snowboards during September. During the same month, 101 EZslid were sold. Bridgeport Corp. uses a periodic inventory system Date Sept. 1 Sept. 12 Sept. 19 Sept. 26 Explanation Units Unit Cost Total Cost 13 46 53 19 131 $94 97 98 $ 1,222 4,462 5,194 1,881 $12,759 Totals (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 0 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