Builder Products Inc., manufactures a caulking compound that goes through three processing stages prior to completion. Information on work in the first department, Cooking, is given below for May Production data Pounds in process, May 1; materials 84,000 100% complete; conversion 90% complete 490,000 Pounds started into production during May Pounds completed and transferred out Pounds in process, May 31 materials 60% complete; conversion 40% complete 44,000 Cost data: Work in process inventory, May 1 Materials cost 130,200 21, 100 Conversion cost Cost added during May: 676,580 Materials cost Conversion cost 115,800 The company uses the weighted-average method