Don has 4 black pens, 3 blue pens, and 2 red pens in his school bag. Don randomly picks two pens out of his school bag. 1. What is the probability that Don chose two blue pens, if he replaced the first pen back in his school bag before choosing a second pen? 2. What is the probability that Don chose black pens and red, if he replaced the first pen back in his school bag before choosing a second pen?

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