Lemma
MediumPermutations & combinations
AQuA-RAT train #11957 · Combinatorics · Permutations & combinations

In how many ways can you line up 7 apples in a…

In how many ways can you line up 7 apples in a row if one of them cannot be in the middle or at the either end?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #11957

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