AQuA-RAT train #88708 · Combinatorics · Permutations & combinations
There are four distinct pairs of brothers and sisters
There are four distinct pairs of brothers and sisters. In how many ways can a committee of 4 be formed and NOT have siblings in it?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #88708
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