SaveLite 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. Assuming SaveLite uses a periodic FIFO system. What is cost of goods sold for the month?