Penske Brothers Fuel Injector Company uses a flexible budget for manutacturing overhead based on machine hours. Variable manufacturing overhead costs per machine hour are as follows: Indirect labor $6.75 Indirect materials $1.05 Maintenance $.75 Utilities $.60 Fixed overhead costs per month are: Supervision $3,100 Insurance $1,020 Property taxes $2,160 Depreciation $1,200 The company believes it will normally operate in a range of 3,000 to 5,000 machine hours per month. Required Prepare a flexible manufacturing overhead budget for the expected range of activity, using increments of 1,000 machine hours