Unknown Rate Work Word Problems
Review the Lesson | MATHguide homepage Updated April 7th, 2019

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

Alone, Alberta can do a certain job in 25 days. When Alberta and Thadeus work together, they can finish the same job in 10 days.

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