Lubricants, Inc. produces a special kind of grease that is widely used by race car drivers. The grease is produced in two processes: refining and blending. Raw oil products (materials) are introduced at various points in the refining department; conversion costs are incurred evenly throughout the refining operation. The refined output is then transferred to the blending department. The following information relates to March for the refining department: Percentage Complete Conversion Units Materials Costs Work in process, March 1 Started in production 25,000 401,000 100% 90% Completed and transferred out P Work in process, March 31 45,000 75% 25% Work in process, March 1 Costs added during March Materials Conversion $30,500 $516,970 Costs $16,300 $273,965