Waiting for your answers... Answer the following work problem. Report your answers to the nearest tenth of a hour. When Mary and Robert work together to complete a job it takes them 11 hours. However, when Robert works alone, it takes 6 hours longer than when Mary works alone.How long would it take Mary and Robert to do the job if each of them works alone?Mary's solo rate is hours.Robert's solo rate is hours.
Answer the following work problem. Report your answers to the nearest tenth of a hour.
When Mary and Robert work together to complete a job it takes them 11 hours. However, when Robert works alone, it takes 6 hours longer than when Mary works alone.How long would it take Mary and Robert to do the job if each of them works alone?