Solve the problem.Suppose that the cost C of removing p% of the contaminants from the site of a small chemical spill is given byC(p) = .Find C(p).

A. $4000
B. $40
C. As p approaches 100, C(p) increases without bound.
D. $800


Answer: C

Mathematics

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Perform the indicated operations and simplify the result. Leave the answer in factored form.

A. - 
B.
C.
D. - 

Mathematics

Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.In the past ten years, the population of a city decreased from 100,000 to  Find the percent decrease.

A. 11.1% B. 90% C. 10% D. 900%

Mathematics

Convert the units using two or three unit fractions.7200 sec =  day

A.  
B. 7 
C.  
D.

Mathematics

Solve.Students in a math class receive a B if the average of their four test scores is between 75 and 85. Raul scored 71, 82, and 88 on the first three tests. Within what range must his score on the fourth test lie if he is to get a B?

A. Between 59 and 99  B. Between 75 and 85 C. Between 70 and 90 D. At least 59

Mathematics