pls explain

Inventory Write-Down

The following information for Tuell Company is available:

	Case
	1	2	3	4	5
Cost	$5.00	$5.00	$5.00	$5.00	$5.00
Net realizable value	5.10	5.50	4.90	4.30	4.75
Net realizable value less normal profit	4.80	5.40	4.80	4.00	4.60
Replacement cost	5.30	5.30	4.60	4.15	4.80

Required:

1.	Assume Tuell uses the LIFO cost flow assumption. What is the correct inventory value in each of the preceding situations under U.S. GAAP? If required, round your answers to the nearest cent.

Case		Inventory value
1		$ fill in the blank 1
2		$ fill in the blank 2
3		$ fill in the blank 3
4		$ fill in the blank 4
5		$ fill in the blank 5

2.	Assume Tuell uses the average cost inventory cost flow assumption. What is the correct inventory value in each of the preceding situations under U.S. GAAP? If required, round your answers to the nearest cent.

Case		Inventory value
1		$ fill in the blank 6
2		$ fill in the blank 7
3		$ fill in the blank 8
4		$ fill in the blank 9
5		$ fill in the blank 10

3.	Assume that Tuell uses the average cost inventory cost flow assumption. What is the correct inventory value in each of the preceding situations if Tuell uses IFRS? If required, round your answers to the nearest cent.

Case		Inventory value
1		$ fill in the blank 11
2		$ fill in the blank 12
3		$ fill in the blank 13
4		$ fill in the blank 14
5		$ fill in the blank 15