Lemma
MediumCounting & chance
AQuA-RAT train #14707 · Probability · Counting & chance

If two letters are chosen at random (without replacement) from the word…

If two letters are chosen at random (without replacement) from the word HORSEBACK, what is the probability that none of the letters are vowels?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #14707

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