Gibson, Inc. estimates manufacturing overhead costs for the Year 3 accounting period as follows. Equipment depreciation Supplies Materials handling Property taxes Production setup Rent Maintenance Supervisory salaries $190,500 20,300 32,000 13, 100 20,900 43,800 38,600 337,400 The company uses a predetermined overhead rate based on machine hours. Estimated hours for labor in Year 3 were 211,000 and for machines were 129,000. Required a. Calculate the predetermined overhead rate. (Round your answer to 2 decimal places.) b. Determine the amount of manufacturing overhead applied to Work in Process Inventory during the Year 3 period if actual machine hours were 144,000. (Do not round intermediate calculations.) per machine hour a. Predetermined overhead rate b. Applied manufacturing overhead