Penn 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:

	Units	Unit Cost
Inventory, December 31, prior year	1,970		$	4
For the current year:
Purchase, March 21	5,180			6
Purchase, August 1	2,850			7
Inventory, December 31, current year	4,060

Required:

Compute ending inventory and cost of goods sold for the current year under FIFO, LIFO, and average cost inventory costing methods. (Round "Average cost per unit" to 2 decimal places and final answers to nearest whole dollar amount.)