Garrison Corporation uses the FIFO method in its process costing system. Data concerning the first processing department for the most recent month are listed below: Beginning work-in-process inventory: Units in beginning work-in-process inventory 680 Materials costs $ 7,400 Conversion costs $ 40,120 Percent complete with respect to materials 60% Percent complete with respect to conversion 10% Units started into production during the month 8,600 Materials costs added during the month $ 103,800 Conversion costs added during the month $ 260,800 Ending work-in-process inventory: Units in ending work-in-process inventory 2,300 Percent complete with respect to materials 55% Percent complete with respect to conversion 10% The cost per equivalent unit for conversion costs for the first department for the month is closest to: