Could you do all parts please :)

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 30 units for $50 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 20 units $20.00 cost 34 units $30.00 cost 30 units $36.00 cost Required Monson sells 30 units for $50 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 ost of Goods Sold Inventory Balang #of # of Cost per Inventory units units Cost perCost of t per Inventory Balance Date Value Goods Sold! #Of units Cos unit unit unit SO December 7 December 14 Average cost December 15 December 21 Average cost Totals