You have the following information for Vaughn Inc. Vaughn Inc. uses the periodic method of accounting for its inventory transactions. March 1 Beginning inventory 2,100 liters at a cost of 60 per liter. March 3 Purchased 2,500 liters at a cost of 62 per liter. March 5 Sold 2,300 liters for $1.05 per liter. March 10 Purchased 4,000 liters at a cost of 69 per liter. March N 20 Purchased 2,400 liters at a cost of 77 per liter. March 30 Sold 5,100 liters for $1.25 per liter.