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A bag contains 10 marbles: 2 are green, 3 are red, and 5 are blue. Boris chooses a marble at random, and without putting it back, chooses another one at
random. What is the probability that both marbles he chooses are red? Write your answer as a fraction in simplest form.


Sagot :

Answer: 47/90

Step-by-step explanation:

3/10+2/9=47/90 somehow ig