answer all A-E, please show all work

The ledger of American Company has the following work in process account: WORK IN PROCESS MANUFACTURING COSTS Raw Materials Factory Manufacturing Inventory Labor Overhead FINISHED GOODS INVENTORY -$5.670 Painting $3,790 5,670 4,104 1,680 Balance May 1 Materials Labor Overhead Transfer out Balance May 31 -$4,104 -$1,680 - ? $? Production records show that there were 500 units in the beginning inventory, 30% complete, 1,800 units started, and 1,500 units transferred out. The beginning work in process had materials cost of $2,840 and conversion costs of $950. The units in ending inventory were 40% complete. Materials are entered at the beginning of the painting process. (a) a) How many units are in process at May 31? Units in process at May 31: b) What is the unit materials cost for May? (Round unit costs to 2 decimal places, e.g. 15.25.) Unit materials cost $: c) What is the unit conversion cost for May? (Round unit costs to 2 decimal places, e.g. 15.25.) Unit conversion cost $: d) What is the total cost of units transferred out in May? Total cost of units transferred out: e) What is the cost of the May 31 inventory? Cost of the May 31 inventory $