AQuA-RAT train #67274 · Combinatorics · Permutations & combinations
A family of 4 brothers and 3 sisters is to be arranged…
A family of 4 brothers and 3 sisters is to be arranged in a row, for a photograph. In how many ways can they be seated if all the sisters not together ?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #67274
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