REI sells snowboards. Assume the following information relates to REI's purchases of snowboards during September. During the same month, 102 snowboards were sold. REl uses a periodic inventory system. Your answer is correct. Compute the ending inventory at September 30 using FIFO, LIFO, and average-cost. (Round overage cost per unit to 3 decimal places, e3.125.153 and final answers to 0 decimal places, es. 125.) Compute the cost of goods sold for the month using the FIFO, LIFO, and average-cost methods. (Round averoge cost per unit to 3 decimal places, e.s. 125,153 and final answers to 0 decimal ploces, e.s. 125.)