Delayed Start Work Word Problems
Review the Lesson | MATHguide homepage Updated July 22nd, 2021

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Answer the following work problem. Report your answer to the nearest tenth of a hour.

Lee can do a certain job in 7 hours. Frank can do the same job in 8 hours.

Lee and Frank work together to complete the same job. However, Lee starts working 5 hours after Frank starts to work. How many hours will it take for them to complete the job once Frank starts to work?