Waiting for your answers... Answer the following work problem. Report your answers to the nearest tenth of a minute. When Shawna and Mary work together to complete a job it takes them 7 minutes. However, when Mary works alone, it takes 3 minutes longer than when Shawna works alone.How long would it take Shawna and Mary to do the job if each of them works alone?Shawna's solo rate is minutes.Mary's solo rate is minutes.
Answer the following work problem. Report your answers to the nearest tenth of a minute.
When Shawna and Mary work together to complete a job it takes them 7 minutes. However, when Mary works alone, it takes 3 minutes longer than when Shawna works alone.How long would it take Shawna and Mary to do the job if each of them works alone?