Solution: How long would it take Dan to do a certain piece of work alone?

It takes Butch twice as long as it takes Dan to do a certain piece of work. Working together they can do the work in 6 days. How long would it take Dan to do it alone? How to solve work problems?

How long would it take Dan to do it alone?

Problem Statement: CE Board November 1993

It takes Butch twice as long as it takes Dan to do a certain piece of work. Working together they can do the work in 6 days. How long would it take Dan to do it alone?

Problem Answer:

Dan would take 9 days to finish the work alone.

Solution:

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