Mathematics, 23.04.2021 23:10 jaidxxxz

Mr Crosby has a jar with 10 green marbles, 7 red marbles and 3 blue marbles. After mixing them up he has a student pick 1 marble out , put it back, and pick another marble out. What are the odds that he will pick a blue marble first and then a green marble?

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Mr Crosby has a jar with 10 green marbles, 7 red marbles and 3 blue marbles. After mixing them up he...