Delmott sells a snowboard, Xpert, that is popular with snowboard enthusiasts. Below is information relating to Delmott's purchases of Xpert snowboards during September. During the same month, 102 Xpert snowboards were sold. Delmott uses a periodic inventory system. Compute the ending inventory at September 30 using the O, 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.) Compute the cost of goods sold 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.)