Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a minute. Robert can do a certain job in 10 minutes. Mark can do the same job in 9 minutes.Robert and Mark work together to complete the same job. However, Robert starts working 2 minutes after Mark starts to work. How many minutes will it take for them to complete the job once Mark starts to work? minutes

Robert can do a certain job in 10 minutes. Mark can do the same job in 9 minutes.Robert and Mark work together to complete the same job. However, Robert starts working 2 minutes after Mark starts to work. How many minutes will it take for them to complete the job once Mark starts to work?