The ledger of Custer Company has the following work in process account Production records show that there were 450 units in the beginning inventory, 30% complete, 1,530 units started, and 1,490 units transferred out. The beginning work in process had materials cost of $2,910 and conversion costs of $1,740. The units in ending inventory were 40% complete. Materials are entered at the beginning of the painting process. How many units are in process at May 31? Work in process, May 31 What is the unit materials cost for May? (Round unit costs to 2 decimal places, e.g. 2.25.) The unit materials cost for May What is the unit conversion cost for May? (Round unit costs to 2 decimal places, e.g. 2.25.) The unit conversion cost for May What is the total cost of units transferred out in May? (Round answer to O decimal places, e.g. 1, 225.) The total cost of units transferred out in May What is the cost of the May 31 inventory