Friday

December 19, 2014

December 19, 2014

Posted by **Charlie** on Thursday, October 25, 2007 at 8:51pm.

- math -
**Reiny**, Thursday, October 25, 2007 at 11:15pmTo fill the whole tub with the water running and the drain open would take

tub/(tub/4 - tub/5)

= 20 minutes

But the tub was already half full, so it would take 10 minutes to fill from the moment it was half-full.

**Answer this Question**

**Related Questions**

Math - a bathtub can be filled by the hot and cold water pipes in four minutes ...

Algebra 1 - The first of three pipes fills a tank in 12 minutes and a second ...

Algebra 1 - The first of three pipes fills a tank in 12 minutes and a second ...

Solving Rational Equations - When only the cold faucet is fully turned on, a ...

Algebra - When only the cold faucet is fully turned on, a bathtub fills in 8 ...

maths - A water tank can be filled up by two pipes together in 30 minutes. One ...

psychology - * Fill 3 medium-sized bowls as follows: o Bowl 1 - with very hot (...

Math - A sink can be filled by a pipe in 6 minutes but it takes 12 minutes to ...

intermediate Algebra - A sink can be filled by a pipe in 2 minutes but it takes ...

Math - Pipes A & B can fill a storage tank in 8hours and 12 hours, respectively...