Concord Company sells many products. Gizmo is one of its popular items. Below is an analysis of the inventory purchases and sales of Gizmo for the month of March. Concord Company uses the periodic inventory system. Purchases Sales Units Unit Cost Units Selling Price/Unit 3/1 Beginning inventory 128 $50 3/3 Purchase 72 $60 3/4 Sales 72 $90 3/10 Purchase 256 $65 3/16 Sales 60 80 $100 3/19 Sales 120 $100 3/25 Sales 72 $100 3/30 Purchase 56 $70 Using the FIFO assumption, calculate the amount charged to cost of goods sold for March. Cost of goods sold $