Typepad · 2011. 3. 23. · 23) A bag contains 4 red marbles, 3 blue marbles, and 2 green marbles....
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Typepad · 2011. 3. 23. · 23) A bag contains 4 red marbles, 3 blue marbles, and 2 green marbles. What is the probability that Brandon reached into the bag and picked a red marble