Boston Tool Company uses the periodic inventory method and had the following inventory information available for their model 470 Super FinishSander:

Units Unit Cost Total Cost

1/1 Beginning Inventory 100 $3 $ 300

1/20 Purchase 500 $4 2,000

7/25 Purchase 100 $5 500

10/20 Purchase 300 $6 1,800

1,000 $4,600

A physical count of inventory on December 31 revealed that there were 380 units on hand.

Instructions

Compute Ending InventoryandCost of Goods Sold using:FIFO, LIFO and Average Cost. Show detailed work of all your computations.