Lemma
MediumPermutations & combinations
AQuA-RAT train #5930 · Combinatorics · Permutations & combinations

Four female friends & four male friends will be pictured in a…

Four female friends & four male friends will be pictured in a advertising photo. If the photographer wants to line them up in one row, with men & women alternating. How many possible arrangements may she chose?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #5930

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