Kingbird, Inc. uses a periodic inventory system. Its records show the following for the month of May, in which 130 units were sold. May 1 15 24 Unit Cost $13 1 6 Units 60 50 70 180 Inventory Purchases Purchases Totals Total Cost $780 800 1,190 $2,770 Compute the ending inventory at May 31 and cost of goods sold using the FIFO and LIFO methods. FIFO LIFO Ending inventory at May 31 Cost of goods sold