Required information [The following information applies to the questions displayed below.] Trey Monson starts a merchandising business on December 1 and enters int to the following three inventory purchases. Monson uses a perpetual inventory system. Also, on December 15, Monson sells 15 units for $38 \& each. PurchasesonDecember7PurchasesonDecember14PurchasesonDecember2110units@$24.00cost20units@$30.00cost15units@$32.00cost Determine the costs assigned to ending inventory when costs are assigned based on the weighted average method. (Round your per unit costs to 2 decimal places.)