Timekeeper Inc manufactures clocks on a highly automated assembly line. Its costing system uses two cost categories, direct materials and conversion costs Each product must pass through the Assembly Department and the Testing Department. Direct materials are added at the beginning of the production process. Conversion costs are allocated evenly throughout production Timekeeper Inc. uses weighted-average costing Data for the Assembly Department for June 2017 are Work in process, beginning inventory Direct materials (100% complete) Conversion costs (60% complete) 350 units Units started during June 1030 units Work in process, ending inventory 220 units 1 Direct materials (100% complete) Conversion costs (75% complete) Costs for June 2017 Work in process, beginning inventory Direct materials Conversion costs Direct materials costs added during June Conversion costs added during June What is the direct materials cost per equivalent unit during June? $94,000 $140,000 $602,500 $402,500 www OA. $409.86 OB. $504.71 OC. $519.40 OD. $679.51