(Click the icon to view the actual end of year costs.) Read the requirements. Beginning of year estimated costs Requirement 1. Compute Martinez's predetermined manufacturing overhead rate. Determine the formula to calculate the predetermined overhead rate, then calculate the rate. Requirements x 1. Compute Martinez's predetermined manufacturing overhead rate. 2. How much manufacturing overhead was allocated to jobs during the year? 3. How much manufacturing overhead was incurred during the year? Is manufacturing overhead underallocated or overallocated at the end of the year? By how much? 4. Were the jobs overcosted or undercosted? By how much? Actual end of year costs