1. Sawyer Manufacturing Company uses a predetermined overhead rate based on direct labour hours to apply manufacturing overhead to jobs. Last year, the company worked 57,000 actual direct labour hours and incurred $345,000 of actual manufacturing overhead cost. The company had estimated that it would work 55,000 direct labour hours during the year and incur $330,000 of manufacturing overhead cost. (5 marks) a) Calculate the predetermined Overhead rate being used during the year. b) Calculate the amount of over or under applied Overhead at the end of the year. c) Assume all inventory accounts are correct. What would be the journal entry to dispose of over or under applied Overhead