Posted by **jannaline inguito** on Wednesday, September 14, 2011 at 7:39am.

A tank fitted with two pipes is to filled with water. One pipe can fill it in 5 hours. After it has been open for 3 hours, the second pipe is opened and the tank is filled in 4 hours more. How long it would take the second pipe alone to fill the tank?

## Answer this Question

## Related Questions

- math - the fill pipe for a tank can fill the tank in 4 hours and the drain pipe ...
- Math - A tank is filled with an intake pipe that will fill it in 5 hours and an ...
- Math - Pipes A & B can fill a storage tank in 8hours and 12 hours, respectively...
- college algebra - an inlet pipe can fill a large water tank in 3 hours. an ...
- Algebra - Two pipes fill a storage tank in 9 hours. If the larger pipe fills the...
- math - Three water pipes are used to fill a swimming pool. The 1st pipe alone ...
- Algebra 1 - The first of three pipes fills a tank in 12 minutes and a second ...
- maths - A water tank can be filled up by two pipes together in 30 minutes. One ...
- math - a tank can be filled by one pipe in 3.5 hours and emptied by another in 4...
- Math - One pipe fills a tank in 1 hour while another pipe can fill the same tank...