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

Waiting for your answers...

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


Alone, Alberta can do a certain job in 21 months. When Alberta and Lee work together, they can finish the same job in 7 months.

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


months