PART 1

The inventory records for Radford Co. reflected the following:

Beginning inventory @ May 1	1900 units @ $5.40
First purchase @ May 7	2000 units @ $5.60
Second purchase @ May 17	2200 units @ $5.70
Third purchase @ May 23	1800 units @ $5.80
Sales @ May 31	6000 units @ $7.30

What is the amount of gross margin assuming the weighted-average inventory cost flow method? (Round your intermediate calculations to two decimal places.)

Part 2

The inventory records for Radford Co. reflected the following:

Beginning inventory @ May 1	1100 units @ $3.80
First purchase @ May 7	1200 units @ $4.00
Second purchase @ May 17	1400 units @ $4.10
Third purchase @ May 23	1000 units @ $4.20
Sales @ May 31	3600 units @ $5.70

What is the amount of gross margin assuming the weighted-average inventory cost flow method? (Round your intermediate calculations to two decimal places.)