Question: Problems 94103 are based on material learned earlier in the course. The purpose of these problems is to keep the material fresh in your mind

Problems 94–103 are based on material learned earlier in the course. The purpose of these problems is to keep the material fresh in your mind so that you are better prepared for the final exam.

When mineral deposits formed a coating 2 millimeters thick on the inside of a circular pipe, the area through which water can flow was reduced by 30%. Find the original diameter inside the pipe. Round to the nearest hundredth.

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Letr be the radius of the pipe with the deposits and r 2 be the original radius Then the area ... View full answer

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