A bag contains 4 white,5 red and 6 blue balls.Three balls are drawn at random from the bag.the probability that all of them are red are????
Choose one.
A) 1/91
B) 3/91
C) 4/91
D) 2/91
E) 6/91
5c3/15c3=455/10=2/91   ANSWER:2/91
<result>D</result>
A bag contains 4 white,5 red and 6 blue balls.Three balls are drawn at random from the bag.the probability that all of them are red are????