SOLUTION: one pump fills a tank 5 times as fast as another pump. if the pump work together, they fill the tank in 30 minutes. How long does it take for each pump to fill the tank

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Question 945744: one pump fills a tank 5 times as fast as another pump. if the pump work together, they fill the tank in 30 minutes. How long does it take for each pump to fill the tank
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
RATES
One pump, 5%2Fx
Other pump, 1%2Fx
Both pump0s, 1%2F30
Using unit as TANK per MINUTES

Sum of the pumps' rates is the combined rate.
5%2Fx%2B1%2Fx=1%2F30

Answer by MathTherapy(10551) About Me  (Show Source):
You can put this solution on YOUR website!

one pump fills a tank 5 times as fast as another pump. if the pump work together, they fill the tank in 30 minutes. How long does it take for each pump to fill the tank
Faster pump takes: highlight_green%2836%29 minutes 

Slower pump takes: highlight_green%28180%29 minutes

You can do the check!! 

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