In a bucket there are 3 blue balls and 2 red balls. What is the probability of drawing at least one blue ball when drawing two consecutive balls randomly?
Options
A) 9/10 B) 16/20 C) 2/5 D) 3/5 E) ½
P(at least one blue) = 1 - P(no blue, so 2 red) = 1- 2/5*1/4 = 9/10.   9/10nswer: 9/10.
<result>A</result>
In a bucket there are 3 blue balls and 2 red balls. What is the probability of drawing at least one blue ball when drawing two consecutive balls randomly?