Mathematics, 06.12.2020 18:50 jc2025

There is a bag filled with 4 blue, 3 red and 5 green marbles. A marble is taken at random from the bag, the colour is noted and then is it not replaced.
Another marble is taken at random.
What is the probability of exactly 1 red?

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There is a bag filled with 4 blue, 3 red and 5 green marbles. A marble is taken at random from the...