You draw two balls from an urn and track the colors. When you start, it contains three blue balls and one red ball.

What is the slope of the equation y =

What’s the answer ? use the picture to see the problem

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?