SOLUTION: A pipe can drain a reservoir in 6 hours 30 minutes (6 1/2 hours). a larger pipe can drain the same reservoir 4 hours 20 minutes (4 1/3 hours). how long will it take to drain the re

Algebra.Com
Question 915206: A pipe can drain a reservoir in 6 hours 30 minutes (6 1/2 hours). a larger pipe can drain the same reservoir 4 hours 20 minutes (4 1/3 hours). how long will it take to drain the reservoir if both pipes are used?

Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Time:

http://www.algebra.com/algebra/homework/Rate-of-work-word-problems/Rate-of-work-word-problems.faq.question.915204.html

RELATED QUESTIONS

a pipe can drain a reservoir in 6 hours 30 minutes (6 1/2 hours). a larger pipe can drain (answered by josgarithmetic)
One pipe can fill a small reservoir in 15 hours, while with a second pipe also in... (answered by richwmiller)
An intake pipe to a reservoir is controlled by a valve which automatically closes when... (answered by ankor@dixie-net.com,ikleyn)
An inlet pump can fill a reservoir in 10 hours. An outlet pump can drain the same... (answered by mananth)
A reservoir has two drain systems, large & small. Six large drains, on their own, can... (answered by venugopalramana)
Pipe A can fill the pool in 3 hours and pipe B can drain it in 6 hours. The caretaker... (answered by mananth)
one pipe 2 feet in diameter takes 12 hours to fill a reservoir. The second pipe 3 feet in (answered by Edwin McCravy)
An inlet pipe on a swimming pool can fill the pool in 15 hours. The drain pipe can be... (answered by richwmiller)
An inlet pipe on a swimming pool can be used to fill the pool in 6 hours. The drain pipe... (answered by Boreal)