The following information was taken from the annual manufacturing overhead cost budget of Indigo Company: During the year, 3,700 units were produced, 15,000 hours were worked, and the actual manufacturing overhead was $55,980. Actual fixed manufacturing overhead costs equalled the budgeted foxed manufacturing overhead costs. Overhead is applied based on direct labour hours: Your answer is correct. Calculate the total, fixed, and variable predetermined manufacturing overhead rates. (Round onswers to 2 decimal places, es. 15.25.) Calculate the total, budget, and volume overhead variances