Analysis of job cost Sumpter Manufacturing began job number 587 in December 20x6 and recorded material, labor and overhead charges of $38,800 through the year-end. The bottom portion of the page 2 of job cost sheet is reported here: Summary of January charges Direct materials used $12,600 Direct labor (580 hours) 4,350 Factory overhead applied 6,728 Total $23,687 Job No. 587 was completed on January 30, 20x7 a. determined Sumpter's overhead application rate, assuming the company uses direct labor hours for an application base. b. what is total cost of job No. 587 c. prepare the journal entries recorded in January related to job No. 587