Ajob cost sheet of Sheffield Company is given below. JOB NO. ITEM FOR 2.500 7/2 7/31 Manufacturing Overhead Date 7/10 12 15 22 24 Job Cost Sheet 469 Quantity White Lion Cages Date Requested Todd Company Date Completed Direct Direct Materials Labor $700 900 $500 300 1,700 1.500 500 $625 375 27 31 625 Cost of completed job: Direct materials Direct labor Manufacturing overhead Total cost Unit cost Answer the following questions. (a) What are the source documents for direct materials, direct labor, and manufacturing overhead costs assigned to this job? Source Documents Direct materials Direct labor Manufacturing overhead (b) What is the predetermined manufacturing overhead rate? (Round answer to decimal places, eg 135.) Predetermined manufacturing overhead rate % 120 (c) What are the total cost and the unit cost of the completed job? (Round unit cost to 2 decimal places, eg. 1.25.) Total cost of the completed job $ Unit cost of the completed job $