QS 5-12 Perpetual: Inventory costing with weighted average LO P1 Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases: Purchases on December 7 Purchases on December 14 Purchases on December 21 20 units @ $14.00 cost 36 units @ $21.00 cost 30 units @ $25.00 cost Required: Monson sells 30 units for $35 each on December 15. Monson uses a perpetual inventory system. 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 Inventory Balance # of Cost per Cost of Goods Sold # of Cost of units unit Goods Sold sold # of units Date Cost per Inventory unit Value units Cost per # of units Cost per Inventory unit Balance December 7 20 @ 14.00 E 280.00 20 @ $ 14.00 = $ 280.00 December 14 Average cost December 15 $ 18.50 = December 21 Average cost Totals