Required information

The inventory records for Raymond Co. reflected the following

Beginning Inventory @ May 1	240 units @ $2.00
First Purchase @ May 7	360 units @ $1.50
Second Purchase @ May 17	430 units @ $1.50
Third Purchase @ May 23	160 units @ $1.60
Sales @ May 31	1,050 units @ $1.80

Determine the amount of gross margin assuming the weighted average cost flow method. (Do not round average cost per unit and round your answer to the nearest whole number.)