Lemma
MediumAlgebra word problems
AQuA-RAT train #19681 · Algebra · Algebra word problems

A letter lock consists of four rings each marked with six different…

A letter lock consists of four rings each marked with six different letters. The number of distinct unsuccessful attempts to open the lock is at the most ?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #19681

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