Mystic Inc. uses a job order costing system and applies overhead to jobs at a predetermined rate of $4.25 per direct labor dollor. During April 2010, the company spent $29,600 on direct material and $3,900 on direct labor for Job # 344. Budgeted factory overhead for the company for the year was $1,275,000. a. How did Mystic Inc. compute the predetermined overhead rate for 2010? B. Journalize the application of overhead to all jobs, assuming that April's total direct labor cost was $22,700. c. How much overhead was assigned to Job #344 during April? d. Job #344 had a balance of $18,350 on April 1. What was the April 30 balance