Use the following information for the Quick Study Delow. (Migo) (11-14) [The following information applies to the questions displayed below.) 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 $39 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 10 units $25.00 cost 20 units $31.00 cost 15 units $33.00 cost QS 6-13 (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. (Round your per unit costs to 2 decimal places.) Weighted Average Perpetual: Goods purchased Date #of units Cost per unit Inventory Value # of units Cost of Goods Sold Cost per Cost of Goods Inventory Balance Inventory # of units Cost per unit unit Sold Balance. sold December 7 10 at $ 25.00 $ 250.00 10 at 20 at $ 31.00 $ 620.00 at December 14 20 at $ 31.00 Average cost December 14 December 15 December 21 Average cost December 21 20 at $ 620.00 620.00 15 at $ 0.00 15 at $ 33.00 $ 495.00 at 15 at $ 33.00 495.00 15 at Totals $ 0.00 Che