Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a week. Kris can do a certain job in 9 weeks. Shawna can do the same job in 7 weeks.Kris and Shawna work together to complete the same job. However, Kris starts working 4 weeks after Shawna starts to work. How many weeks will it take for them to complete the job once Shawna starts to work? weeks
Kris can do a certain job in 9 weeks. Shawna can do the same job in 7 weeks.Kris and Shawna work together to complete the same job. However, Kris starts working 4 weeks after Shawna starts to work. How many weeks will it take for them to complete the job once Shawna starts to work?