Waiting for your answers... Answer the following work problem. Report your answers to the nearest tenth of a minute. When Robert and Kris work together to complete a job it takes them 6 minutes. However, when Kris works alone, it takes 2 minutes longer than when Robert works alone.How long would it take Robert and Kris to do the job if each of them works alone?Robert's solo rate is minutes.Kris's solo rate is minutes.
Answer the following work problem. Report your answers to the nearest tenth of a minute.
When Robert and Kris work together to complete a job it takes them 6 minutes. However, when Kris works alone, it takes 2 minutes longer than when Robert works alone.How long would it take Robert and Kris to do the job if each of them works alone?