Lemma
MediumPermutations & combinations
AQuA-RAT train #79476 · Combinatorics · Permutations & combinations

In how many ways can a teacher write an answer key for…

In how many ways can a teacher write an answer key for a mini-quiz that contains 3 true-false questions followed by 2 multiples-choice questions with 4 answer choices each, if the correct answers to all true-false questions cannot be the same?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #79476

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