Required information The following information applies to the questions displayed below.) The inventory records for Radford Co. reflected the following Beginning inventory May 1 First purchase May 7 Second purchase May 17 Third purchase May 23 600 units 32. 700 units $3.00 900 units $3.10 See units @ $3.20 What is the amount of gross margin assuming the FIFO cost flow method? Multiple Choice 56.363 0 0 0