SOLUTION: If John can type a paper in 5 hours and together he and Jim can type it in 2 hours. How long would it take Jim type the same?

Question 604102: If John can type a paper in 5 hours and together he and Jim can type it in 2 hours. How long would it take Jim type the same?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
John's rate of typing is papers/hours
Their rate together is papers/hours
Let = Jim's time to type 1 paper
---------------

Multiply both sides by

hrs
hrs
min
Jim takes 3 hrs and 20 min to type the paper
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