The number of marbles of different colors stored in a hat is listed below: 1 red marble 8 green marbles 9 blue marbles Without looking in the hat, Ray takes out a marble at random. He replaces the marble and then takes out another marble from the hat. What is the probability that Ray takes out a blue marble in both draws? 1 /9 1 / 8 1 / 4 1/2

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The number of marbles of different colors stored in a hat is listed below: 1 red marble 8 green marbles 9 blue marbles Without looking in the hat, Ray takes out a marble at random. He replaces the marble and then takes out another marble from the hat. What is the probability that Ray takes out a blue marble in both draws? 1 /9 1 / 8 1 / 4 1/2

Mathematics
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1/2
Add the probabilities together, what do you get?

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Other answers:

Since there are 9 blue marbles and that's half as many marbles in the bag
almost, but not quite I agree that the probability of getting one blue marble is 1/2 however, the problem is asking for two marbles, so we multiply (1/2)*(1/2) = ?
0.25
as a fraction, please
1/4
yup, that's our final answer
thanks!

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