Pina-Mart Centre Inc opened for business on May 1, and uses a perpetual inventory system. During May, the company had the following purchases and sales for one of its products: Purchases Sales Date Units Unit Cost Units Unit Price May 120 $100 80 $258 100 110 80 281 60 60 304 40 328 1 3 8 13 15 114 20 27 Determine the cost of goods sold and cost of ending inventory using (1) FIFO and (2) average cost. (Round Average answers to 2 decimal places, e.g. 5.75.) FIFO Average Cost of Goods Sold 1 Ending Inventory