Ajob cost sheet of sandoval company is given below. job cost sheet job no. 469 quantity 2,500 item white lion cages date requested 7/2 for todd company date completed 7/31 date direct materials direct labor manufacturing overhead 7/10 700 12 900 15 440 550 22 380 475 24 1,600 27 1,500 31 540 675 cost of completed job: direct materials direct labor manufacturing overhead total cost unit cost your answer is partially correct. try again. answer the following questions. (1) 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 (2) what is the predetermined manufacturing overhead rate? (round answer to 0 decimal place, e. g 135.) predetermined manufacturing overhead rate % (3) what are the total cost and the unit cost of the completed job? (round unit cost to 2 decimal places, e. g. 1.25.) total cost of the completed job $ unit cost of the completed job $