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Mathematics, 04.03.2021 02:00 sophiaa23

8. A bag contains 50 marbles, 28 red ones and 22 blue ones. A marble is picked at random from the bag. What is the probability of picking:
a) a red marble?
b) a blue marble?
c) a red marble after a blue marble had been picked first.

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8. A bag contains 50 marbles, 28 red ones and 22 blue ones. A marble is picked at random from the b...
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