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John had 8 marbles and 4 red marbles in the bag. He took 1 marble from the bag and then replaced it and then took a second marble. What is the probability that john gets a red marble and then a red marble
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Aug 13, 2022
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John had 8 marbles and 4 red marbles in the bag. He took 1 marble from the bag and then replaced it and then took a second marble. What is the probability that john gets a red marble and then a red marble again?
A: 1/9
B: 3/4
C: 1/3
D: 1/11
Mathematics
high-school
Axbeit
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Answer:
1/4
Explanation:
P(red,red) = 4/8 x 4/8 = 1/2 x 1/2 = 1/4
Adam Connelly
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Aug 18, 2022
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Adam Connelly
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