WoodGrain Technology makes home office furniture from fine hardwoods. The company uses a job-order costing system and predetermined overhead rates to apply manufacturing overhead cost to jobs. The predetermined overhead rate in the Preparation Department is based on machine-hours, and the rate in the Fabrication Department is based on direct materials cost. At the beginning of the year, the company's management made the following estimates for the year: Job 127 was started on April 1 and completed on May 12. The company's cost records show the following information concerning the job: Required: 1. Compute the predetermined overhead rate used during the year in the Preparation Department. Compute the rate used in the Fabrication Department. (Round "Preparation department" answer to 2 decimal places.) 2. Compute the total overhead cost applied to Job 127. 3-a. What would be the total cost recorded for Job 127? 3-b. If the job contained 25 units, what would be the unit product cost? (Round your answer to 2 decimal places.) 4. At the end of the year, the records of WoodGrain Technology revealed the following actual cost and operating data for all jobs worked on during the year: What was the amount of underapplied or overapplied overhead in each department at the end of the year