Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Monson uses a perpetual inventory system. Also, on December 15, Monson sells 15 units for $20 each.

Purchases on December 7	10 units @ $ 6 cost
Purchases on December 14	20 units @ $12 cost
Purchases on December 21	15 units @ $14 cost

Determine the costs assigned to ending inventory when costs are assigned based on the LIFO method.

Perpetual LIFO