Ms. Haden has the following pens in her desk drawer.
2 red pens
3 blue pens
4 black pen...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 18:00, rodriguezjeslin086
Ms. Haden has the following pens in her desk drawer.
2 red pens
3 blue pens
4 black pens
Ms. Haden will randomly select one pen, keep it, and then randomly select another pen. What is the probability that Ms. Haden will select a blue pen first and then a black pen?
A 4/27
B 1/6
C 7/18
D 1/5
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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