The units of Manganese Plus available for sale during the year were as follows:

Mar. 1	Inventory	25 units	@ $30	$750
June 16	Purchase	32 units	@ $31	992
Nov. 28	Purchase	46 units	@ $37	1,702
		103 units		$3,444

There are 15 units of the product in the physical inventory at November 30. The periodic inventory system is used. Round answers to the nearest whole dollar.

a. Determine the inventory cost by the FIFO method. $

b. Determine the inventory cost by the LIFO method. $

c. Determine the inventory cost by the average cost methods. $