Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a year. Petra can do a certain job in 10 years. David can do the same job in 8 years.Petra and David work together to complete the same job. However, Petra starts working 3 years after David starts to work. How many years will it take for them to complete the job once David starts to work? years
Petra can do a certain job in 10 years. David can do the same job in 8 years.Petra and David work together to complete the same job. However, Petra starts working 3 years after David starts to work. How many years will it take for them to complete the job once David starts to work?