Lemma
MediumDigits
AQuA-RAT train #14158 · Number Theory · Digits

How many 4-digit positive integers are there in which all 4 digits…

How many 4-digit positive integers are there in which all 4 digits are even?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #14158

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