Carla Vista Co. uses a periodic inventory system. Its records show the following for the month of May, in which 102 units were sold. Units Unit Cost Total Cost May 1 Inventory 44 $8 $352 15 Purchases 39 12 468 24 Purchases 49 13 637 Totals 132 $1,457 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 $ $ $