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Mathematics, 03.07.2019 04:50 hi510hello

Ajar contains 20 yellow marbles, 55 green marbles, and 25 purple marbles. you pick one marble from the jar at random. what is the theoretical probability of picking a green or yellow marble

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Ajar contains 20 yellow marbles, 55 green marbles, and 25 purple marbles. you pick one marble from t...
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