JFK Shop Inc. has the following data for inventory, purchases, and sales of merchandise for December for one of the items the company sells: (10 marks)

Activity	Units	Purchase Price (per Unit)	Sale Price (per Unit)
Beginning Inventory	68	$85.00
Purchase1: Dec. 4	58	$93.00
Sale1: Dec. 8	35		$120.00
Sale2: Dec. 10	12		$140.00
Purchase2: Dec. 17	18	$98.00
Sale3: Dec. 20	28		$150.00

Note that all purchases and sales were for cash.

Under perpetual system, compute cost of goods sold and the cost of ending inventory using the FIFO method. Show computations.

Under periodic system, compute cost of goods sold and the cost of ending inventory using the Weighted Average method. Show computations. (Note: Use two decimal places for per-unit calculation and round all other numbers to the nearest dollar amount.)