A bag has 2 blue marbles and 12 red marbles. Half of the red marbles are made of plastic….
A bag has 2 blue marbles and 12 red marbles. Half of the red marbles are made of plastic….
A bag has 2 blue marbles and 12 red marbles. Half of the red marbles are made of plastic. A marble is selected at random from the bag. What is the probability that it is a red, plastic marble?
