P-12. ABC Company manufactures custom-built conveyor systems for factory and commercial operations. Lisa French is the cost accountant for ABC and she is in the process of educating a new employee, Julie English, about the job order costing system that ABC uses. (The system is based on normal costs; overhead is applied based on direct labor cost and rounded to the next whole dollar.) Lisa gathers the following job order cost records for May: Job No. 667 669 670 671 672 Direct Materials $ 5,901 18,312 406 51,405 9,615 Direct Labor $1,730 1,810 500 9,500 550 Applied OH $ 1,990 2,082 575 10,925 633 Total Cost $ 9,621 22,204 1,481 71,830 10,798 To explain the missing job number, Lisa informed Julie that Job #668 had been completed in April. She also told her that Job #667 was the only job in process at the beginning of May. At that time, the job had been assigned $4,300 for direct material and $900 for direct labor. At the end of May, Job #671 had not been completed; all others had. Lisa asked Julie several questions to determine whether she understood the job order system. Required: Help Julie answer the following questions: a. What is the predetermined overhead rate used by ABC Company? b. What was the total cost of beginning Work in Process inventory? c. What was total prime cost incurred for the month of May? d. What was cost of goods manufactured for May