Gorton Company began the month of March with 70 units in inventory, each with a cost of $3.00. It sold 50 units on March 6 for $6.50 each and purchased 60 units on March 21 for $3.10 each. On March 27, the company sold 70 units for $6.60 each, and purchased 20 units for $3.15 on March 30. Assuming Gorton uses a periodic LIFO system; determine the cost of goods sold reported for the month