Easy inc uses the fifo method in its process costing system. The following data concern the operations of the company's first processing department for a recent month. work in progress, beginning: nits in process 1300 percent complete with respect to materials 90% percent complete with respect to conversion 10% costs in the beginning inventory: materials cost 1894 conversion cost 1486 units started into production during the month 24400 units completed and transferred out 24500 costs added to production during the month: materials costs 71721 conversion costs 543348 work in progress, ending: units in progress 1200 percent complete with respect to materials 70% percent complete with respect to conversion 70% a: determine the equivalent units of production for materials and conversion costs b: determine the cost per equivalent unit for materials and conversion costs