Required information Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15, Monson sells 29 units for $45 each. 19 units $18.00 cost Purchases on December 7 Purchases on December 14 35 units $27.00 cost Purchases on December 21 29 units $32.00 cost Required Monson sells 29 units for $45 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 # of Cost per Inventory units Date unit Balance sold- unit GoodsSold! #Of units Costperl Inventory Value alue units Cost pe unit December 7 December 14 Average cost December 15 December 21 Average cost Totals