Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a hour. Mary can do a certain job in 5 hours. Mark can do the same job in 8 hours.Mary and Mark work together to complete the same job. However, Mary starts working 1 hours after Mark starts to work. How many hours will it take for them to complete the job once Mark starts to work? hours
Mary can do a certain job in 5 hours. Mark can do the same job in 8 hours.Mary and Mark work together to complete the same job. However, Mary starts working 1 hours after Mark starts to work. How many hours will it take for them to complete the job once Mark starts to work?