Which of the following is correct regarding cost systems? Job Order several one a. Work in process account b. Work in process account c. Work in process account d. Work in process account Process one for each process one one for each process one one several a b d Minor Company had the following department data: Work in process, July 1 Completed and transferred out Work in process, July 31 Physical Units 30,000 135,000 45,000 Materials are added at the beginning of the process. What is the total number of equivalent units for materials in July? 135,000. 150,000. 210,000. 180,000