Vaughn's Place recorded the following data:

	Units			Unit
Date	Received	Sold	On Hand	Cost
1/1 Inventory			590	$2.50
1/8 Purchased	910		1500	4.00
1/12 Sold		1220	280

The weighted average unit cost of the inventory at January 31 is:

$3.41.

$3.25.

$4.40.