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 week.


Alone, Alberta can do a certain job in 24 weeks. When Alberta and Kris work together, they can finish the same job in 15 weeks.

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


weeks