Required: Monson sells 15 units for $20 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. Inventory Balance Weighted Average - Perpetual: Goods purchased Date #of Cost per Inventory units unit Value December 7 Cost of Goods Sold # of units Cost of sold unit Goods Sold Cost per # of units Cost per unit Inventory Balance December 14 Average cost December 15 December 21 Average cost Totals Required: Monson sells 15 units for $20 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. Inventory Balance Weighted Average - Perpetual: Goods purchased Date #of Cost per Inventory units unit Value December 7 Cost of Goods Sold # of units Cost of sold unit Goods Sold Cost per # of units Cost per unit Inventory Balance December 14 Average cost December 15 December 21 Average cost Totals