View Policies Current Attempt in Progress information relating to Pronghom Pronghorn Corp sells a snowboard, EZslide, that is popular with snowboard enthusiasts. Below is Corp's purchases of EZslide snowboards during September. During the same month, 100 EZslide snowboards were sold. Pronghorn Corpuses a periodic inventory system. Date Explanation Units Unit Cost Total Cost Sept. 1 Inventory 13 $115 $1,495 Sept. 12 Purchases 49 118 5.782 Sept. 19 Purchases 54 119 6,426 Sept. 26 Purchases 24 120 2,880 Totals 140 $16,583 (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, eg 125.153 and final answers to 0 decimal places, eg. 125) FIFO LIFO AVERAGE COST The ending impactory at Question 11 of 11 -/20 1 tal Compute the ending inventory at September 30 using the FIFO, LIFO and average-cost methods. (Round average cost per unit to 3 decimal places, eg 125 153 and final answers to 0 decimal places, eg 125) FIFO LIFO AVERAGE-COST The ending inventory at S 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, eg 125153 and final answers to 0 decimal places, eg 125) FIFO LIFO AVERAGE COST Cost of goods sold