Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a week. Leslie can do a certain job in 11 weeks. Robert can do the same job in 8 weeks.Leslie and Robert work together to complete the same job. However, Leslie starts working 4 weeks after Robert starts to work. How many weeks will it take for them to complete the job once Robert starts to work? weeks

Leslie can do a certain job in 11 weeks. Robert can do the same job in 8 weeks.Leslie and Robert work together to complete the same job. However, Leslie starts working 4 weeks after Robert starts to work. How many weeks will it take for them to complete the job once Robert starts to work?