Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a week. Alone, Petra can do a certain job in 25 weeks. When Petra and Mary work together, they can finish the same job in 17 weeks.How long would it take Mary to do the job alone? weeks
Answer the following work problem. Report your answer to the nearest tenth of a week.
Alone, Petra can do a certain job in 25 weeks. When Petra and Mary work together, they can finish the same job in 17 weeks.How long would it take Mary to do the job alone?