Timele XYZ company's costing system uses two cost categones, direct materials and conversion costs. Each prode must pass through the Assembly Department and the Testing Department Direct materials are added at beginning of the production process. Conversion costs are allocated evenly throughout production. It uses weighted-average costing. Data for the Assembly Department for June 2020 are: WIP beginning 50% complet 200 units, Units started during June 800 units and WIP ending 75% complete 150 units. The number of units started and transferred to testing department is a. 600 units. b. 650 units = 950 units d. 750 units