Question 573470
A bag of marbles contains 2 green, 1 blue and 3 red marbles. If two marbles are drawn at random without replacement what is the probability that both will be red?
----
# of ways to succeed: 3C2 = 3
# of random results: 6C2 = 15
-----
P(2 red) = 3/15 = 1/5
=========================
Cheers,
Stan H.
========================= 
a) 1/5 b) 1/10 
c) 1/6 d) 1/12