Process Excellence (PE), Inc. has two production departments: Mixing and Packaging. At Mixing Department, all materials are added at the beginning of the process. Labor and overhead (conversion resources) are added evenly throughout the process. The following information pertains to the Mixing Department for the month of July. Required: 1. Determine the number of units completed and transferred to the Packaging Department in July. 2. Compute the equivalent units using the weighted-average method. 3. Compute the costs per equivalent unit using the weighted-average method. 4. Compute the costs of goods transferred out and the ending work-in-process inventory using the weighted-average method