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?

Answer :

9/18 so 1/2 i think   hope this helps

Answer:

1/4

Step-by-step explanation:

The probability of drawing a blue marble, the first time, is 9 blue out of total 18

9/18 =1/2

However,

The probability of drawing a blue marble The second time

1/2. X 1/2 = 1/4

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