During the period, the mixing department completed 500 units and transferred them out to the baking department. at the end of the period, there were 4,000 units that are 40% complete as to direct materials in the mixing department. the equivalent units of production for direct materials equal: multiple choice 200 eup. 500 eup. 1,600 eup. 2,100 eup. 6,100 eup.