The man hour rating is the minimum number of man-hours a job can take for you to still make your dollar per man-hour goal. You will use man hour rating to help you determine exactly how profitable each of your jobs cost.
To determine a job's man hour rating, you must first determine your company's dollar per man-hour goal. You must then divide the job's Charge Per Job by your dollar per man-hour goal and then you will have the job's Man Hour Rating. The following is a simplified mathematical explanation: