Purchase Solution

Cost of cleaning pollution

Not what you're looking for?

Ask Custom Question

Please help answer the following basic algebra problem. Provide step by step calculations.

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?

Attachments
Purchase this Solution

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.

Solution Preview

See below for the completed solution.

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 ...

Purchase this Solution


Free BrainMass Quizzes
Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Probability Quiz

Some questions on probability

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts