SOLUTION: PLEASE ANSWER ASAP Michael can do a job in 8 hours while it takes Stephen 12 hours to do the same job. How long will it take them if they work together?

Question 940345: PLEASE ANSWER ASAP Michael can do a job in 8 hours while it takes Stephen 12 hours to do the same job. How long will it take them if they work together?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Add their rates of working
( 1 job ) / ( 8 hrs ) + ( 1 job ) / ( 12 hrs ) = ( 1 job ) / ( t hrs )

Multiply both sides by

hrs
and
min
-------------------
Working together, it takes them 4 hrs 48 min

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