SOLUTION: There is a bag filled with 5 blue and 6 red marbles. A marble is taken at random from the bag, the colour is noted and then it is replaced. Another marble is taken at random. Wh

Question 1176383: There is a bag filled with 5 blue and 6 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting exactly 1 blue?
Answer by ikleyn(52793) (Show Source): You can put this solution on YOUR website!
.


  P(exactly 1 is blue in 2 trials with replacement) = 


= P(1st is blue,2nd is red) + P(1st is red,2nd is blue) =  = .    ANSWER

Solved.

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