well, what is the probability that NO ball is white? That is, 2 reds?
Then take 1-P(red,red)
A gumball machine contains 6 red gumballs and 6 white gumballs.
Two gumballs are purchased, one after the other, without replacement.
Find the probability that at least one gumball is white.
Express your answer as a decimal, rounded to the nearest hundredth.
1 answer