Following data relates to product B52.

Transaction Type # of Units Unit Cost

Beginning Inventory 10 $120

Purchased 40 $125

Sold 20

Purchased 50 $130

Sold 20

Sold 30

Purchased 40 $132

Sold 20

There are 50 units in ending inventory.

Compute cost of goods sold and ending inventory under each of the following methods:

a. FIFO periodic

b. FIFO perpetual

c. LIFO periodic

d. LIFO perpetual