Lemma
MediumPermutations & combinations
AQuA-RAT train #61354 · Combinatorics · Permutations & combinations

In how many ways can 11 books on English and 9 books…

In how many ways can 11 books on English and 9 books on French be placed in a row on a shelf so that two books on French may not be together?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #61354

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