Mifflin, inc., costs products using a normal costing system. The following data are available for last year Budgeted: Overhead $728,000 Machine hours 140,000 Direct labor hours 26,000 Actual Overhead $726,000 Machine hours 137,000 Direct labor hours 25,100 Prime cost 3,500,000 Number of units 500,000 Overhead is applied on the basis of direct labor hours. 1. What is the predetermined overhead rate 2. What is the applied overhead for last year 3. Was the overhead over-or under applied, and by how much 4. What was the total cost per unit produced? (carry our answer to four decimal places.)