SOLUTION: Working together, Tanner and Joel can grade their students' project in 2hr. Working alone, it would take Tanner 2hr longer than it would take Joel to grade the projects. How long w
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Question 855257: Working together, Tanner and Joel can grade their students' project in 2hr. Working alone, it would take Tanner 2hr longer than it would take Joel to grade the projects. How long would it take Joel, working alone, to grade the projects?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1/x+1/(2+x)=1/2
x = 3.2361 hours for Joel
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