SOLUTION: Two pipes can fill a tank in 50 minutes if both are turned on. If only one is used, it would take 20 minutes longer for the smaller pipe to fill the tank than the larger pipe. Ho

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> SOLUTION: Two pipes can fill a tank in 50 minutes if both are turned on. If only one is used, it would take 20 minutes longer for the smaller pipe to fill the tank than the larger pipe. Ho      Log On


   

Question 1177750: Two pipes can fill a tank in 50 minutes if both are turned on. If only one is used, it would take 20 minutes longer for the smaller pipe to fill the tank than the larger pipe. How long will it take for the smaller pipe to fill the tank?
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
Times for each pipe separately, x and x+20, in minutes

1%2Fx%2B1%2F%28x%2B20%29=1%2F50
Simplify and solve; x is time for the larger pipe.