Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15, Monson sells 25 units for $25 each.

Purchases on December 7	15 units @ $10.00 cost
Purchases on December 14	30 units @ $15.00 cost
Purchases on December 21	25 units @ $18.00 cost

A. Required: Monson uses a perpetual inventory system. Determine the costs assigned to the December 31 ending inventory based on the FIFO method

B. Required: Monson sells 25 units for $25 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.)

C. Required: Monson sells 25 units for $25 each on December 15. Of the units sold, 12 are from the December 7 purchase and 13 are from the December 14 purchase. Monson uses a perpetual inventory system. Determine the costs assigned to the December 31 ending inventory when costs are assigned based on specific identification.

Specific IdentificationPerpetual:Goods purchasedCost of Goods SoldInventory BalanceDate# of unitsCost per unit# of units soldCost per unitCost of Goods Sold# of unitsCost per unitInventory BalanceDecember 7 $0.00 December 14 $0.00 $0.00December 15 $0.00 $0.00 December 21 $0.00 Totals