The following information is available for Rock Shop.

In January, the shop sold 300 units.

Units Unit Cost Beginning Inventory, January 1 300 units $5.00

Sold, January 3 200 units

Purchase, January 9 900 units $5.40

Sold, January 15 100 units

Purchase, January 26 210 units $6.00 1)

Compute the cost of goods sold and ending inventory using First-in, First-out method when a periodic system is used (show the steps in computation to get partial credits). 3 points 2) Compute the cost of goods sold and ending inventory using Last-in, First-out method when a perpetual system is used (show the steps in computation to get partial credits). 3 points