Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a week. Frank can do a certain job in 9 weeks. David can do the same job in 7 weeks.Frank and David work together to complete the same job. However, Frank starts working 1 weeks after David starts to work. How many weeks will it take for them to complete the job once David starts to work? weeks
Frank can do a certain job in 9 weeks. David can do the same job in 7 weeks.Frank and David work together to complete the same job. However, Frank starts working 1 weeks after David starts to work. How many weeks will it take for them to complete the job once David starts to work?