Mathematics
Mathematics, 31.01.2021 15:30, saltytaetae

There is a bag filled with 2 blue, 4 red and 3 green 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 2 the same colour?

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There is a bag filled with 2 blue, 4 red and 3 green marbles. A marble is taken at random from the b...

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