lannyholbrook lannyholbrook

13-02-2018
Mathematics

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a bag has 7 red marbles 8 blue marbles and 3 black marbles what is the probability of picking a black marble replacing it and then picking a red marble

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mailtosifp43q6b mailtosifp43q6b

13-02-2018

1/18 is the probablity of picking a black marble

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