Required information Trey Monson starts a merchandising business on December 1 and enters into three inventory purchases: 17 units $8.00 cost Purchases on December 7 Purchases on December 14 34 units$12.00 cost on December 21 27 units $14.00 cos Required: Monson sells 27 units for $20 each on December 15. Assume the periodic inventory system is used. Determine the costs assigned to ending inventory when costs are assigned based on the weighted average method. (Amounts to be deducted should be indicated with a minus sign. Round cost per units to 2 decimals.) Weighted Average Inventory on hand Cost of Goods Sold inventory of units Cost pr unit Goods Sold not units cost per unit Value sold Inventory | # of units Purchase December 7 Purchase December 14 Purchase-December 21 Available for Sale December Sales Total