Tamarisk Company has gathered the following information: Variable manufacturing overhead costs $12,870 Fixed manufacturing overhead costs $9,900 Normal production level in labour hours 9,000 Standard labour hours 9,300 During the year, 3,300 units were produced, 10,300 hours were worked, and the actual manufacturing overhead was $20,900. Actual fixed overhead totalled $9,990. Tamarisk applies overhead based on direct labour hours. (a) Calculate the total, fixed, and variable predetermined overhead rates. (Round calculations and final answer to 2 decimal places, e.g. 15.25.) Fixed predetermined ovehead rate per DL hour Variable predetermined ovehead rate $ per DL hour Total predetermined ovehead rate per DL hour