Mathematics, 21.01.2021 22:40 johnsonkia873

sonya has a bag with 4 green marbles, 7 orange marbles and 9 blue marbles. She randomly selects one marble, does not replace it and then selects another marble. What is the probability that sonya will pick two blue marbles?

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sonya has a bag with 4 green marbles, 7 orange marbles and 9 blue marbles. She randomly selects one...