Lemma
MediumCounting & chance
AQuA-RAT train #50426 · Probability · Counting & chance

A card from a pack of 52 cards is lost

A card from a pack of 52 cards is lost. From the remaining cards of the pack, two cards are drawn and are found to be both spade. Find the probability of the lost card being a spade.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #50426

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