[The following information applies to the questions displayed below] Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Monson uses a periodic inventory system. Also, on December 15. Monson sells 29 units for $45 each. Purchases on Decenber 7.19 units $18.00 cost Purchases on Decenber 1435 units $27.00 cost Purchases on Deceeber 2129 units $32.00 cost Determine the costs assigned to ending inventory when costs are assigned based on the FIFO method