Lemma
MediumPermutations & combinations
AQuA-RAT train #37928 · Combinatorics · Permutations & combinations

Donald has five different kinds of fruit to choose from at the…

Donald has five different kinds of fruit to choose from at the grocery store. How many ways can he buy one or more types of fruit?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #37928

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