Mathematics, 08.03.2021 17:20 evarocks352

There is a bag filled with 4 blue and 5 red marbles. A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting exactly 1 red?

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