Qu 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 Materials costs Conversion costs Percent complete with respect to materials 900 $ 9,800 $ 9, 200 55% Percent complete with respect to conversion Units started into production during the month Materials costs added during the month Conversion costs added during the month Ending work in process inventory: Units in ending work in process inventory Percent complete with respect to materials Percent complete with respect to conversion 30% 8,400 $ 130, 400 $ 220,600 2, 200 65% 25% How many units were started AND completed during the month in the first processing department? Multiple Choice 7,100 6,200 9,300 8,400