Lemma
MediumPermutations & combinations
AQuA-RAT train #17565 · Combinatorics · Permutations & combinations

Amy has to go to three different stores this week

Amy has to go to three different stores this week. How many ways can she go to one or more stores today?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #17565

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