Catlet Co. uses a periodic inventory system. Its records show the following for the month of May in which 65 units were sold. Date Explanation Units Unit Cost Total Cost May 1 Inventory 30 $ 8 $240 May 15 Purchases 25 11 275 May 24 Purchases 35 12 420 Totals 90 $935 Compute the ending inventory at May 31 and cost of goods sold using the FIFO and LIFO methods. FIFO LIFO Ending Inventory $ $ Cost of goods sold $ $