Chapter 4: Applying Excel Data Beginning work in process inventory Units in process 200 Completion with respect to materials 55% Completion with respect to conversion 30% Costs in the beginning work in process inventory Matenals cost $9,600 Conversion cost $5,575 Units started into production during the period 5,000 Costs added to production during the penod Materials cost Conversion cost Ending work in process inventory Units in process $368,600 $350,900 Completion with respect to materials Completion with respect to conversion 400 40% 25% Enter a formula into each of the cells marked with a ? below Weighted Average method: Materials Conversion Equivalent Units of Production Materials Conversion Units transferred to the next department ? ? Equivalent units in ending work in process inventory 7 2 Equivalent units of production Costs per Equivalent Unit Materials Conversion Cost of beginning work in process inventory 2 Costs added during the nerind 2 2