PLEASE HELP FAST!!!!!! thank you!!!

Use this inventory information for the month of September to answer the following questions.

Sept.	1	Beginning inventory	10 units @ $60
	5	Purchase	60 units @ $56
	14	Sale	40 units @ $120
	21	Purchase	30 units @ $58
	29	Sale	28 units @ $122

	Assume a PERIODIC Inventory system and calculate Cost of Goods Sold using FIFO
	Assume a PERIODIC Inventory System and calculate Ending Merchandise Inventory using LIFO
	Assume a PERIODIC Inventory System and calculate Cost of Goods Sold using Average Cost
	Assume a PERPETUAL Inventory System and calculate ENDING Merchandise Inventory using FIFO
	Assume a PERPETUAL Inventory System and calculate COST OF GOODS SOLD using LIFO

A.	3,868
B.	1,824
C.	1,836
D.	1,832
E.	3,864
F.	3,876
G.	1,852
H.	3,848