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algebra 2

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A bag contains 7 blue marbles, 5 red marbles, and 9 green marbles. A marble is taken at random from the bag. What is the probability that the marble is blue or red?

Please check my answer 12/21

  • algebra 2 -

    its right but simplify it and you get 4/7 that's the answer

    good job

  • algebra 2 -

    I agree with Jen's answer, it is 12/21 or 4/7

  • algebra 2 -

    A marble is randomly selected from a box containing 5 green,3 red and 7 blue marble?

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