Sheridan Co. uses a periodic inventory system. Its records show the following for the month of May, in which 75 units were sold. Units Unit Cost Total Cost 34 May 1 15 24 $12 15 Inventory Purchases Purchases Totals 38 $408 375 608 $1,391 16 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 Question Attempts: 0 of 2 used