Posted by **sam** on Tuesday, December 4, 2012 at 2:05pm.

One pipe fills a storage pool in 20 hours. A second pipe fills the same pool in 15 hours. when a third pipe is added and all three are used to fill the pool , it takes only 6 hours. Find how long it takes the third pipe todo the job.

## Answer This Question

## Related Questions

- Algebra - An inlet pipe on a swimming pool can be used to fill the pool in 24 ...
- College Math - An inlet pipe on a swimming pool can be used to fill the pool in ...
- math - An inlet pipe on a swimming pool can be used to fill the pool in 28 hours...
- Math - An inlet pipe on a swimming pool can be used to fill the pool in 24 hours...
- math - Three water pipes are used to fill a swimming pool. The 1st pipe alone ...
- MATHS - Pipe A can fill a swimming pool in 10 hours.Pipe B can fill the same ...
- maths - To fill a swimming pool two pipes are to be used.If the pipe of larger ...
- MATH - An inlet pipe can fill an empty pool in 3 hours. Another pipe can fill ...
- Math (Quadratic Equations) - Two pipes that are open at the same time can fill a...
- math - One pipe can fill a swimming pool in 8 hours. Another pipe takes 12 hours...

More Related Questions