A bag contains 9 marbles: 2 are green, 3 are red, and 4 are blue. L
A bag contains 9 marbles: 2 are green, 3 are red, and 4 are blue. Laura chooses a marble at random, and without putting it back, chooses another one at random. What is the probabilitythat the first marble is red and the second is blue? Write your answer as a fraction in simplest form.
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