Lemma
MediumDigits
AQuA-RAT train #22651 · Number Theory · Digits

A number of the form 213ab, where a and b are digits…

A number of the form 213ab, where a and b are digits, has a reminder less than 10 when divided by 100. The sum of all the digits in the above number is equal to 13. Find the digit b.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #22651

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