Consider the graph shown for the haunted trail ticket prices. which equation could you use to determine the total cost in dollars (c) of a given number (n) of tickets? use the equation to determine the total cost of 20 tickets.

a) c = 2n; $40
b) c = 3n; $60
c) c = 4n; $80
d) c = 5n; $100

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.