Waiting for your answers... Answer the following work problem. Report your answers to the nearest tenth of a minute. When Mark and Petra work together to complete a job it takes them 6 minutes. However, when Petra works alone, it takes 5 minutes longer than when Mark works alone.How long would it take Mark and Petra to do the job if each of them works alone?Mark's solo rate is minutes.Petra's solo rate is minutes.
Answer the following work problem. Report your answers to the nearest tenth of a minute.
When Mark and Petra work together to complete a job it takes them 6 minutes. However, when Petra works alone, it takes 5 minutes longer than when Mark works alone.How long would it take Mark and Petra to do the job if each of them works alone?