Westside Ltd uses the periodic inventory system and has the following inventory information for the month of March 2021:

Date	Detail	Units	Unit Cost
1-March	Inventory	3,000	$180
9- March	Purchase	4,000	$190
18- March	Purchase	1,500	$195
31- March	Inventory	1,700	-

Required:

Answer the following independent questions.

a) Assume that the company uses the FIFO method. The value of the cost of ending inventory at 31 March 2021 is $__________.

b) Assume that the company uses the average cost method. The value of the cost of ending inventory at 31 March 2021 is $__________.

c) Assume that the company uses the LIFO method. The value of the cost of sales at 31 March 2021 is $__________.