Delayed Start Work Word Problems
Review the Lesson | MATHguide homepage Updated November 27th, 2016

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

Frank can do a certain job in 5 months. Lee can do the same job in 9 months.

Frank and Lee work together to complete the same job. However, Frank starts working 3 months after Lee starts to work. How many months will it take for them to complete the job once Lee starts to work?