Sylvan Company uses activity-based costing to determine product costs for external financial reports. Some of the entries have been completed to the manufacturing overhead account for the current year, as shown by entry (o) below: Required: 1. What does entry (a) represent? Actual manufacturing overhead cost incurred Machine-hours Overhead applied 2. At the beginning of the year, the company made the following estimates of cost and activity for its five activity cost pools: Compute the activity rate (i.e., predetermined overhead rate) for each of the activity cost pools. (Round your final answers to 1 decimal place.) Compute the activity rate (i.e., predetermined overhead rate) for each of the activity cost pools. (Round your final answers to 1 decimal place.) 3. During the year, actual activity was recorded as follows: Determine the amount of manufacturing overhead cost applied to production for the year. (Round intermediate calculations to 1 decimal place and final answers to the nearest whole dollar amount.) 4. Determine the amount of underapplied or overapplied overheod cost for the year. (Round intermediate calculations to 1 decimal place and final answers to the nearest whole dollar amount.)