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QS 5-13 (Algo) Perpetual: Inventory costing with weighted average LO P1 Determine the costs assigned to ending inventory when costs are assigned based on the weighted average method. Note: Round your per unit costs to 2 decimal places. Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Monson uses a perpetual inventory system. Also, on December 15, Monson sells 15 units for $38 each. \begin{tabular}{ll} Purchases on Decenber 7 & 10 units a $24.00 cost \\ Purchases on Decenber 14 & 20 units $30.00 cost \\ Purchases on Decenber 21 & 15 units e $32.00 cost \end{tabular} QS 5-13 (Algo) Perpetual: Inventory costing with weighted average LO P1 Determine the costs assigned to ending inventory when costs are assigned based on the weighted average method. Note: Round your per unit costs to 2 decimal places