Sheffield Ltd. had a beginning inventory on January 1 of 250 units of product SXL at a cost of $158 per unit. During the year, purchases were as follows: Mar. 15 July 20 Sept. 4 Dec. 2 Units Unit Cost Total Cost 700 $152 $106,400 500 1 45 72,500 450 135 60,750 100 124 12,400 Sheffield uses a periodic inventory system. At the end of the year, a physical inventory count determined that there were 200 units on hand. Your answer is correct. Determine the cost of goods available for sale. Cost of Goods Available for Sale $ 291550 ALL -.4 .. (b) Determine the cost of the ending inventory and the cost of the goods sold using (1) FIFO and (2) average cost. (Do not round weighted average unit cost. Round Average answers to 2 decimal places, e.g. 5.25.) FIFO Average Ending Inventory $ 0 Cost of Goods Sold $ 0