Campbell's uses the weighted-average method in its process costing. Information about cans of soup manufactured during a recent month in the Mixing Department follow: Materials & Conversion Units % Complete Beginning work in process inventory 30,000 40% M, 20%C Units started into production............ 200,000 Units completed and transferred out.. ? Ending work in process inventory...... 80,000 70% M, 50% C The beginning work in process inventory had $200,000 in materials cost and $300,000 in conversion cost. During the month, the Department incurred an additional $521,000 in materials cost $650,000 in conversion cost. a. Determine the equivalent units of production for the month. (3 points) b. Determine the cost per equivalent unit of production for the month. (3 points) c. What is the cost of units completed and transferred out of the mixing department? (2 points) d. What is the total cost of the work-in-process inventory of the mixing department? (3 points)