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March 29, 2017

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pilar has 4 marbles in a bag .they are green,red,blue,and yellow.she chooses a marble without looking,replaces it,and then chooses another marble.if she wants to get a green marble exactly 1 time out out of the 2 draws,how many favorable outcomes are possible?

  • 5 th grade math - ,

    A bag containing 9 marbles .3 marbles are red ,2 are green , and the other are blue . What is the probability that a blue or green mobile will be chosen . (Answer in %)

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