Unknown Rate Work Word Problems
Review the Lesson | MATHguide homepage Updated June 18th, 2023

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


Alone, Joe can do a certain job in 25 minutes. When Joe and Shawna work together, they can finish the same job in 10 minutes.

How long would it take Shawna to do the job alone?


minutes