Lemma
MediumDigits
AQuA-RAT train #74811 · Number Theory · Digits

The sum of the digits of a two-digit number is 9 less…

The sum of the digits of a two-digit number is 9 less than the number. Which of the following digits is at unit’s place of the number?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #74811

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