PROBLEM 2-6. Job Costs Using Different Overhead Rates [LO 4, 5] Custom Auto Parts man- ufactures parts to order for antique cars. Custom Auto Parts makes everything from fenders to engine blocks. Each customer order is treated as a job. The company currently has two jobs, Job 9823 and Job 9824, that are complete, although overhead has not yet been applied. The company wants to know what each job's cost would be under alternative overhead allocation rates based on: (1) direct labor cost, (2) direct labor hours, and (3) machine hours. Estimates for this year are as follows: Direct labor cost Direct labor hours Machine hours Overhead costs $300,000 25,000 8,000 $200,000 Depreciation on machinery accounts for 75 percent of the overhead costs. The job-cost sheets show: Job 9823 Job 9824 Direct material Direct labor cost Direct labor hours Machine hours $1,000 $1,400 150 130 $2,000 $1,400 130 270 REQUIRED a. Determine the overhead allocation rate under the three suggested allocation bases. Round to two decimal places. b. Calculate the cost of Job 9823 and Job 9824 using each of the three bases. Round to nearest dollar. c. Discuss which allocation base appears preferable