Bentwood Corporation uses the FIFO method in its process costing system. Data concerning the first processing department for the most recent month are listed below: What are the equivalent units for materials for the month in the first processing department? Multiple Choice Beginning work-in-process inventory: Units in beginning work-in-process inventory 2,900 Materials costs $ 55,100 Conversion costs $ 31,900 Percent complete with respect to materials 70 % Percent complete with respect to conversion 25 % Units started into production during the month 11,300 Units transferred to the next department during the month 10,100 Materials costs added during the month $ 164,200 Conversion costs added during the month $ 263,500 Ending work-in-process inventory: Units in ending work-in-process inventory 4,100 Percent complete with respect to materials 80 % Percent complete with respect to conversion 35 %.