Vaughn Company has gathered the following information: During the year, 3,040 units were produced, 10,900 hours were worked, and the actual manufacturing overhead was $20,800. Actual fixed overhead totalled $9,850. Vaughn applies overhead based on direct labour hours. (a) Calculate the total, fixed, and variable predetermined overhead rates. (Round colculations and finol onswer to 2 decimal places, es. 15.25.)