With two pumps it takes 60 hrs to empty an oil tanker. How much...

What pumps blood

When three pumps, A, B, and C, are running together, they can pump 3400 gal per hour. When only A, a...

3 pumps were used to empty a pond hold an unknown amount of water. If pump 1 can empty it in 4 days,...

Each of three pumps A, B, C can pump water either into, or out of, a swimming pool. Pump A can fill...

A sign on the gas pumps of a chain of gasoline stations encourages customers to have their oil check...

it takes 3 hours for ten pumps to pump 40000l of water ino a dam. how long will it take nine pumps t...

it takes 3 hours for 10 pumps to pump 40000 liters of water into a farm dam . How long will it take...

Working together, two pumps can drain a certain pool in 6 hours. If it takes the older pump 14 hours...

Two pumps are being filled by two different pumps the first vat has 16 gallons is being at a rate of...

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