Lemma
MediumDigits
AQuA-RAT train #2519 · Number Theory · Digits

The standard serial numbers for a bill are 2 letters followed by…

The standard serial numbers for a bill are 2 letters followed by 5 digits. How many bills are possible if letters and digits can be repeated?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #2519

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