Required information

Use the following information for the Quick Study below.

Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15, Monson sells 28 units for $25 each.

Purchases on December 7	18 units @ $10.00 cost
Purchases on December 14	35 units @ $15.00 cost
Purchases on December 21	28 units @ $18.00 cost

QS 6-13 Perpetual: Inventory costing with specific identification LO P1

Required: Monson sells 28 units for $25 each on December 15. Of the units sold, 14 are from the December 7 purchase and 14 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.

Answer is complete but not entirely correct.

	I seem to be having trouble with December 15th and December 21st entries