On a recent survey, 70% of those surveyed, said that they preferred drinking Coke instead of Pepsi. If 420 people preferred Coke, how many people were surveyed in all?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?