SOLUTION: need an equation and solve
One pipe can fill a tank in 15 minutes. If a second pipe is also used, the tank can be filled in 9 minutes. How long will it take the second pipe, by
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Question 1013787: need an equation and solve
One pipe can fill a tank in 15 minutes. If a second pipe is also used, the tank can be filled in 9 minutes. How long will it take the second pipe, by itself, to fill the tank?
Answer by ikleyn(52884) (Show Source): You can put this solution on YOUR website!
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One pipe can fill a tank in 15 minutes. If a second pipe is also used, the tank can be filled in 9 minutes.
How long will it take the second pipe, by itself, to fill the tank?
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I just tired to solve these same-type problems for you, one after the other :-)
It would be better if you look into the lesson Solving more complicated word problems on joint work in this site.
There are solved problems there, similar to yours.
Read it attentively and consider them as samples.
Then solve your problem by substituting your data.
In this way you will learn how to solve them.
You will become the best solver in your class!
Good luck!
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