Problem 3: Flexible Budget Robles, Inc. uses a flexible budget for manufacturing overhead based on machine hours. Variable manufacturing overhead costs per machine hour are as follows: Fixed overhead costs per month are: The company believes it will normally operate in a range of 4,000 to 8,000 machine hours per month. During the month of August, 20x1, the company incurs the following manufacturing overhead costs: Instructions Prepare a flexible budget report, assuming that the company used 6,000 machine hours during August