Lemma
MediumPermutations & combinations
AQuA-RAT train #95733 · Combinatorics · Permutations & combinations

The number of arrangement of letters of the word BANANA in which…

The number of arrangement of letters of the word BANANA in which the two N's do not appear adjacently is:

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #95733

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