Oriole Corp. uses a periodic inventory system. Jul 1 Beginning inventory 24 units @ $15 $360 7 Purchases 66 units @ $24 1584 22 Purchases 11 units @ $25 275 $2219 A physical count of merchandise inventory on July 31 shows that 28 units are on hand. Under the FIFO cost method, ending inventory at July 31 was O $1547. $672. $1536. O $683