More Probability Exercises Page 1

A jar contains 3 red, 2 blue, and 8 green marbles.

1. If one marble is drawn at random from the jar, what is the probability that marble is green?
2. If two marbles are drawn at random from the jar, with the first marble being replaced before the second is drawn, what is the probability that both marbles are green?
3. If two marbles are drawn at random from the jar and the first marble is not replaced before the second is drawn, what is the probability that both marbles are green?
4. What is the probability of you losing all your marbles?