Lemma
MediumCounting & chance
AQuA-RAT train #81958 · Probability · Counting & chance

The only contents of a container are 4 blue disks and 8…

The only contents of a container are 4 blue disks and 8 green disks. If 3 disks are selected one after the other, and at random and without replacement from the container, what is the probability that 1 of the disks selected is blue, and 2 of the disks selected are green?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #81958

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