Question 1 The ledger of American Company has the following work in process account Work in Process-Painting 3,690 5/31 Transferred out? 51 Balance 5/31 Materials 5,610 3,730 S/31 Labor 5/31 Overhead 2,480 31 Balance Production records show that there were 410 units in the beginning inventory, 30% complete, 1,720 units started, and 1,490 units transferred out. The beginning work in process had materials cost of $2,240 and conversion costs of $1,450. 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 31 640 units What is the unit materials cost for May? (Round unit cost to 3 decimal places,e.g. 2.257.) The unit materials cost for May