REi sells snowboards. Assume the following information relates to REi's purchases of snowboards during September. During the same month, 109 snowboards were sold. REI uses a periodic inventory system. Compute the cost of goods sold for the month using the FIFO. LIFO. and average-cost methods. (Round average cost per unit to 3 decimal places, es. 125.153 and final answers to 0 decimal places, eg. 125.) eTextbook and Media