SOLUTION: An aquarium tank can hold 6000 liters of water. There are two pipes that can be used to fill the tank. The first pipe alone can fill the tank in 50 minutes. The second pipe can fil

Question 387936: An aquarium tank can hold 6000 liters of water. There are two pipes that can be used to fill the tank. The first pipe alone can fill the tank in 50 minutes. The second pipe can fill the tank in 75 minutes by itself. When both pipes are working together, how long does it take them to fill the tank?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The 1st pipe fills 1/50 of the tank per minute.
The 2nd pipe fills 1/75 of the tank per minute.
Can you finish it?

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