Waiting for your answers... Answer the following work problem. Report your answer to the nearest tenth of a hour. Alone, David can do a certain job in 27 hours. When David and Joe work together, they can finish the same job in 14 hours.How long would it take Joe to do the job alone? hours

Alone, David can do a certain job in 27 hours. When David and Joe work together, they can finish the same job in 14 hours.How long would it take Joe to do the job alone?