SOLUTION: Please help me!!! 1. Environmentalists are concerned that drilling for natural gas in Wyoming is having an impact on the groundwater and aquifers. The cost, in millions of dollar

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Please help me!!! 1. Environmentalists are concerned that drilling for natural gas in Wyoming is having an impact on the groundwater and aquifers. The cost, in millions of dollar      Log On


   

Question 368470: Please help me!!!
1. Environmentalists are concerned that drilling for natural gas in Wyoming is having an impact on the groundwater and aquifers. The cost, in millions of dollars, to remove x % of pollution in a body of water is modeled by 8000/300-3x
a. What is the cost to remove 75% of the pollutant?
b. What is the cost to remove 90% of the pollutant?
c. What is the cost to remove 99% of the pollutant?

d. For what value is this equation undefined?
e. Do the answers to sections a. through d. match your expectations? Explain why or why not.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
I'll do one, you do the rest.
C=8000%2F%28300-3x%29
C=8000%2F%28300-225%29
C=8000%2F%2875%29
C=106.667%29
.
.
C(75)=$106,666,667
.
.
Do the remaining ones the same way.