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# Cost of cleaning pollution

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The cost in dollars of removing p% of the pollutants from the water in a small lake is given by:

C = 125,000 p / 100 - p

Where 0 < p < 100, C is the cost, and p is the percentage of pollution removed.

(a) find the cost of eliminating 40% of the pollution in the lake
(b) if the company agrees to apply \$500,000 to the process of cleaning up the lake, what percent of the pollution can be removed?
(c) As p tends to 100% what happens to the cost of cleaning up the pollution?

##### Solution Summary

The following posting helps with a problem regarding basic algebra. This provides an example of working with functions and percents in a word problem. Step by step calculations are given for each problem.

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The cost in dollars of removing p% of the pollutants from the water in a small lake is given by:

C = 125,000 p / 100 - p

Where 0 < p < 100, C is the cost, and p is the percentage of ...

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