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Two pipes A and B can fill in 40 minutes

Two pipes A and B can fill in 40 minutes and 30 minutes respectively.Both the pipes are open together but after 5 minutes, pipe
1. 2 answers
2. asked by ammu
3. 758 views
3 pipes are used to fill apool with water .Individually they can fill that pool in 9hr ,6hr ,3hr .how many minutes will it take
1. 1 answer
2. asked by rob
3. 600 views
If two inlet pipes are open, they can fill a pool in 1 & 12 minutes, one of the pipes can fill the pool itself in 2 hours. How
1. 1 answer
2. asked by Raquel
3. 576 views
A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the
1. 1 answer
2. asked by happy
3. 563 views
A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the
1. 1 answer
2. asked by thabo
3. 479 views
Four pipes can fill a tank in 70 minutes.how long will it takes to fill the tank if 7 pipes are used.
1. 1 answer
2. asked by Ali
3. 675 views
The first of three pipes fills a tank in 12 minutes and a second pipe in 10 minutes. If both these pipes and also a third pipe
1. 1 answer
2. asked by NEED HELP NOW!!
3. 502 views
The first of three pipes fills a tank in 12 minutes and a second pipe in 10 minutes.If both these pipes and also a third pipe
1. 1 answer
2. asked by NEED HELP NOW!!
3. 1,012 views
There is a water tank with a drain of an unknown size that is always open. There is a series of input pipes above it which are
1. 2 answers
2. asked by Jimmy
3. 977 views
One pipe can fill a tank in 20 minutes, whileanother takes 30 minutes to fill the same tank. How long would it take the two
1. 1 answer
2. asked by jj
3. 3,618 views