Tamara Saad starts a merchandising business on December 1 and enters into the following three inventory purchases. During December, Monson sells 15 units for $20 each on December 15.

Purchases on December 7	10 units @ $ 6.00 cost
Purchases on December 14	20 units @ $12.00 cost
Purchases on December 21	15 units @ $14.00 cost

Required:

Assume the periodic inventory system is used. Determine the costs assigned to ending inventory when costs are assigned based on the weighted average method. (Amounts to be deducted should be indicated with a minus sign. Round cost per units to 2 decimals.)

Periodic Weighted Average	Inventory on hand			Cost of Goods Sold
	# of units	Cost per unit	Inventory Value	# of units sold	Avg.Cost per unit	Cost of Goods Sold
Purchase - December 7	10	$6.00	$60
Purchase - December 14	20	12.00	240
Purchase - December 21	15	14.00	210
Available for Sale	45	11.33	510
December Sales			0
Total	45	$11.33	$510	0		$0