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December 20, 2014

December 20, 2014

Posted by **Micah** on Monday, January 21, 2008 at 9:23am.

a. Write an expression that gives the total cost to test x animals.

b. You can find the average cost per animal by dividing total costs by number of animals. Write the expression that gives the average cost per animal.

c. Find the average cost per animal for 10 animals. 100 animals. 1,000 animals

d. As the number of animals tested increases, what happens to the average cost to test the animals? Would the average cost ever fall below $3.00? If so, identify a value that supports your answer. If not, explain how you know.

e. How many animals should be tested for the average cost to be $5.00 per animal?

- Algebra -
**drwls**, Monday, January 21, 2008 at 9:27amThe question in imcomplete. The cost y of testing n alligators is

y = 2500 + 3n.

- Algebra -
**Anonymous**, Saturday, October 31, 2009 at 1:33amThe cost, in millions of dollars, to remove x % of pollution in a lake modeled by

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