mo 1. Why do companies use predetermined overhead rates rather than actual all manufacturing overhead costs to apply overhead to jobs? What purpose does that serve? 2. What is underapplied and overapplied overhead and what do each mean? 3. Why do you think it is important to have a job-order costing system, and why would companies benefit from using this sort of system? Provide an example of a company that would use job order costing pa nd