Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a week. Shawna can do a certain job in 11 weeks. David can do the same job in 7 weeks.Shawna and David work together to complete the same job. However, Shawna starts working 4 weeks after David starts to work. How many weeks will it take for them to complete the job once David starts to work? weeks
Shawna can do a certain job in 11 weeks. David can do the same job in 7 weeks.Shawna and David work together to complete the same job. However, Shawna starts working 4 weeks after David starts to work. How many weeks will it take for them to complete the job once David starts to work?