Saved Hamilton Company uses a periodic inventory system. At the end of the annual accountin accounting records provided the following information for product 1: Units Unit Cost $7 1,990 Inventory, December 31, prior year For the current year: Purchase, March 21 Purchase, August 1 Inventory, December 31, current year 6 6,030 4,130 2,980 Required: Compute ending inventory and cost of goods sold under FIFO, LIFO, and average cost inv cost per unit" to 4 decimal places and final answers to nearest whole dollar amount.) FIFO LIFO Average Cost Ending inventory Cost of goods sold