The inventory records for Duck Company reflected the following Beginning inventory on May 1 1,400 units @ $4.40 First purchase on May 7 1,500 units @ $4.60 Second purchase on May 17 1,700 units @ $4.70 Third purchase on May 23 1,300 units @ $4.80 Sale on May 31 4,600 units @ $6.30 What is the amount of ending inventory assuming the FIFO cost flow method is used? Multiple Choice $6,240 O $6,260 O $6,710 O $6,160