Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is c' if d d' = 0.25 and c = 6?

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?