Ice Fire Company had the following items available for sale in the last accounting period. The company sold 300 units in that period.

Beginning inventory	100 units @ $5
Purchases (in order from first to last):	100 units @ $6
	200 units @ $7
	200 units @ $8

1. Compute ending inventory balance and cost of goods sold at the end of the period using LIFO. (Show your calculation like A/B=C or (A+B)/C=D etc.)

2. Compute ending inventory balance and cost of goods sold at the end of the period using FIFO. (Show your calculation like A/B=C or (A+B)/C=D etc.)
3. Compute ending inventory balance and cost of goods sold at the end of the period using average cost method. (Show your calculation like A/B=C or (A+B)/C=D etc.)