Weston Products manufactures an industrial cleaning compound that goes through three processing departments-Grinding, Mixing, and cooking. All raw materials are introduced at the start of work in the Grinding Department. The Work in Process T- account for the Grinding Department for May is given below: Work in Process-Grinding Department Completed and transferred to the Mixing Department ? Inventory, May 1 Materials Conversion 140,400 587,200 210,240 Inventory, May 31 ? The May 1 work in process inventory consisted of 60,000 pounds with $104,400 in materials cost and $36,000 in conversion cost. The May 1 work in process inventory was 100% complete with respect to materials and 80% complete with respect to conversion. During May, 304,000 pounds were started into production. The May 31 inventory consisted of 55,000 pounds that were 100% complete with respect to materials and 60% complete with respect to conversion. The company uses the weighted average method to account for units and costs. Required: 1. Determine the equivalent units of production for May. Materials Conversion Equivalent units of production 2. Determine the costs per equivalent unit for May. (Round your answers to 2 decimal places.) Materials Conversion Cost per equivalent unit 3. Determine the cost of the units completed and transferred to the Mixing Department during May. (Do not round your intermediate calculations.) Materials Conversion Total $ 0 Cost of units completed and transferred out