The ledger of American Company has the following work in process account.

Work in ProcessPainting
5/1	Balance	3,690	5/31	Transferred out	?
5/31	Materials	6,840
5/31	Labor	4,230
5/31	Overhead	1,280
5/31	Balance	?

Production records show that there were 480 units in the beginning inventory, 30% complete, 1,760 units started, and 1,410 units transferred out. The beginning work in process had materials cost of $2,840 and conversion costs of $850. The units in ending inventory were 40% complete. Materials are entered at the beginning of the painting process.