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AQuA-RAT train #22202 · Algebra · Algebra word problems

Special codes are designated by either a 7-letter or an 8-letter code…

Special codes are designated by either a 7-letter or an 8-letter code that is created by using the 26 letters of the alphabet. Which of the following gives the maximum number of different codes that can be designated with this system?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #22202

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