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 $37 each.

Purchases on December 710 units @ $23.00 cost

Purchases on December 1420 units @ $29.00 cost

Purchases on December 2115 units @ $31.00 cost

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