Noteworthy, Incorporated, produces and sells small electronic keyboards. Assume that you have the following information about Noteworthys costs for the most recent month. Depreciation on factory equipment $ 850 Depreciation on CEO's company car 170 Speakers used in the keyboard 1,240 Production supervisor's salary 2,370 Glue and screws used in the keyboards 250 Wages of persons who install the speakers 2,860 Cost to run an ad on local radio stations 620 Utilities for the factory 1,210 Personnel manager's salary 2,580 Wages of person who attaches legs to keyboards 2,050