Please help i will rate your answer!!! the average cost are already right.

REl sells snowboards. Assume the following information relates to REl's purchases of snowboards during September. During the same month, 100 snowboards were sold. REl uses a periodic inventory system. Compute the ending inventory at September 30 using FIFO, LIFO, and average-cost. (Round average cost per unit to 3 decimal places, e. 125.153 and final answers to 0 decimal places, e.g. 125.) eTextbook and Media 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, eg. 125.153 and final answers to 0 decimal places, eg. 125.)