Question 7 1.5 points Save Answer Mullins Corporation uses the first-in, first-out 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 700 Materials costs $ 11,500 Conversion costs $ 22,200 Percent complete with respect to materials 75% Percent complete with respect to conversion 65% Units started into production during the month 8,600 Units transferred to the next department during the month 7,800 Materials costs added during the month $ 159,300 Conversion costs added during the month $ 348,500 Ending work in process inventory: Units in ending work in process inventory 1,500 Percent complete with respect to materials 65% Percent complete with respect to conversion 50% The cost per equivalent unit for materials for the month in the first processing department is closest to: O $21.90 O $19.31 O $20.42 O $17.13