Sandras Purse Boutique has the following transactions related to its top-selling Gucci purse for the month of October. Sandra's Purse Boutique uses a periodic inventory system.

Date		Transactions	Units		Unit Cost		Total Cost
October	1		Beginning inventory		6			$	800				$	4,800
October	4		Sale		4
October	10		Purchase		5				810					4,050
October	13		Sale		3
October	20		Purchase		4				820					3,280
October	28		Sale		7
October	30		Purchase		6				830					4,980
													$	17,110

3. Using LIFO, calculate ending inventory and cost of goods sold at October 31