question The following information applies to the questions displayed below) Trey Monson starts a merchandising business on December and enters into the following three inventory purchases Monson uses a perpetual inventory system. Also, on December 15, Monson sells 15 units for $20 each Purchases on December 7 10 units $ 6 cost Purchases on December 14 20 units $12 cost Purchases on December 21 15 units @ $14 cost 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.) Inventory Balance Answer is not complete. Weighted Average Permetual Good purchased Cost of Goods Sold # of Cost Cost per Inventory units Cost of Goods per unit Value Sold sold unit at $ 6.00 - $ 60.00 Date of units of units Cost per unit Inventory Balance $ 60.00 10 10 al December 7 6.00 . 5 10 $ 60.00 at at 20 $ 240,00 12.00 December 14 $ 6.00 $12.00 20 30 240.00 $ 300.00 at Average cost December 14 . $ 150.00 15 15 at $ 10.00 $ 150.00 December 15 10.00 $ 10.00 = 5 100.00 15 at $ 210.00 14.00 103 at 15 December 21 $ 14.00 210.00 25 al $ 24.00 $ 600.00 Average cost December 21 Totals $ 150.00 $ 600.00