i need help. i somehow forgot how to do this. need help on 4.11 and 4.16. please

at UU nari the two activities were 1 and 32 Repeat Requirements 1 and 2. W EXERCISES FIVE 1 Exercise 4.11 Predetermined Overhead Rate, Applied Overhea Overhead Rate, Applied Overhead, Unit Cost hic, costs products using a normal costing system. The following data are available for last year: $285,600 84,000 10,200 Budgeted: Overhead Machine hours Direct labor hours Actual: Overhead Machine hours Direct labor hours Prime cost Number of units $285,000 82,200 9,930 $1,050,000 150,000 Overhead is applied on the basis of direct labor hours. Required: 1. What was the predetermined overhead rate? 2. What was the applied overhead for last year? 3. Was overhead over- or underapplied, and by how much? 4. What was the total cost per unit produced (carry your answer to four significant digits)? Exercise 4.12 Predetermined Overhead Rate, Application of Overhead Findley Company and Lemon Company both use predetermined gyerhead rates to an Chapter Activity-Based Costing es two models of dinwashers with the following expected prime costs and activity Deoro produces two Both demands: ting ame to are Direct materials Direct labor Units completed Direct labor hours Number of setups Number of orders Machine hours Receiving hours Model A $600,000 $480,000 16,000 6,000 400 6,000 24,000 3,000 Model B $800,000 $480,000 8,000 2,000 200 12,000 18,000 7,000 he company's normal activity is 8,000 direct labor hours. Required: 1. Determine the unit cost for each model using direct labor hours to apply overhead. 2. Determine the unit cost for each model using the four activity drivers. 3. Which method produces the more accurate cost assignment? Why? Exercise 4.17 Activity-Based Costing, Activity Identification, Activity Dictionary Golding Bank is in the process of implementing an activity-based costing system. A copy of callin' Credit Card Department follows