SOLUTION: an old water pipe is to be replaced by a new one so that twice as much water can flow through the pipe. what is the ratio of the radius of the new pipe to that of the old pipe

Algebra ->  Square-cubic-other-roots -> SOLUTION: an old water pipe is to be replaced by a new one so that twice as much water can flow through the pipe. what is the ratio of the radius of the new pipe to that of the old pipe       Log On