Ivanhoe Company sells a snowboard, EZslide, that is popular with snowboard enthusiasts. Below is information refating to Ivanhoe Company uses a periodic inventory system. (a) Compute the ending inventory at September 30 using the FIFO, UFO and werage-cont method (Round anerour coit per unit to 3 decimal places, es. 125.153 and find answers to 0 decimal places, es. 125 (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, e. 125.153 and final answers to 0 decimal places, eg. 125.) (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, es. 125,153 and final answers to 0 decimal places, es. 125.)