Question 1 Sheffield Corp, sels a snowboard, EZslide, that is popular with snowboard enthusiasts. Below is information relating to Sheffield Corp.'s purchases of EZslide snowboards during September. During the same month, 94 EZslide snowboards were sold. Sheffield Corp, uses a periodic inventory system Date Sept. 1 Sept. 12 Sept. 19 Sept. 26 Purchases Explanation Units Unit Cost Total Cost $107 110 1,177 4,840 5,217 2,240 $13,474 20 112 Totals (a) Compute the ending inventory at September 30 using the FIFO, LIFO and average-cost methods. (CRound average cost per unit to 3 decimal places, eg. 125.153 and fina FIFO LIFO AVERAGE-COST The ending inventory at September 30s (b) Compute the coat of goods soid at September 30 using the FIFO, LuFo and average-cost methods. (Round average cost per answers to 0 decimal places, e.g. 125.) unit to 3 decimal places, e.g. 125.153 and final FIFO LIFO AVERAGE-COST Cost of goods sold s