please teach me how to do this:

E7-5 (Algo) Calculating Ending Inventory and Cost of Goods Sold Under FIFO, LIFO, and Average Cost L07-2 Nittany Company uses a periodic inventory system. At the end of the annual accounting period, December 31 of the current year, the accounting records provided the following information for product 1: Inventory, December 31, prior year For the current year: Purchase, March 21 Ending inventory Cost of goods sold FIFO Units 1,820 Purchase, August 1 Inventory, December 31, current year Required: Compute ending inventory and cost of goods sold for the current year under FIFO, LIFO, and average cost inventory costing methods. Note: Round "Average cost per unit" to 2 decimal places and final answers to nearest whole dollar amount. LIFO 5,020 2,930 4,150 Unit Cost $ 3 Average Cost 5 6

E7-5 (Algo) Calculating Ending Inventory and Cost of Goods Sold Under FIFO, LIFO, and Average Cost LO 72 Nittany Company uses a periodic inventory system. At the end of the annual accounting period, December 31 of the current year, the accounting records provided the following information for product 1 : Compute ending inventory and cost of goods sold for the current year under FIFO, LIFO, and average cost inventory costing methods. Note: Round "Average cost per unit" to 2 decimal places and final answers to nearest whole dollar amount