Lemma
MediumCounting & chance
AQuA-RAT train #90206 · Probability · Counting & chance

In case P there are 2 red pens and 3 blue pens…

In case P there are 2 red pens and 3 blue pens, in case Q there is 1 red pen and 4 blue pens. A case is randomly picked, what is the probability of picking up a red pen from case Q?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #90206

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