Question

A bag contains 9 red marbles, 10 white, 5 blue. If 6 are drawn at random, what is the probability

a.) 3 blue

Answer 1

@satellite73

Answer 2

the events of 3B are :
(3B,3R) + (3B,3W) + (3B,2R,1W) + (3B,1R, 2W)

Answer 3

and as the sample spaces = 24C6