Great Scott Manufacturing uses a predetermined manufacturing overhead rate to allocate overhead to individual jobs based on the direct labour cost required. At the beginning of the year, the company expected to incur the following: At the end of the year, the company had actually incurred the following: Required: 1. Compute Great Scott Corporation's predetermined overhead rate 2. How much manufacturing overhead was allocated to jobs during the year 3. How much manufacturing overhead was incurred during the year 4. Is manufacturing overhead over allocated or under allocated at the end of the year and by how much