There are 9 green, 5 blue and 11 red marbles in a box. If a marble is randomly selected from the box, what is the probability that it is green marble?
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There are 9 green, 5 blue and 11 red marbles in a box. If a marble is randomly selected from the box, what is the probability that it is green marble?
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Answer:
9+5+11=25
so the probability of green was 9/25