15-03-2021
Mathematics

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There is a bag filled with 3 blue and 4 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 2 that are different in colour?

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mafbail mafbail

15-03-2021

I think it is 4 cause I love u

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