Lemma
MediumDivisibility
AQuA-RAT train #30658 · Number Theory · Divisibility

In the number 11,0AB, A and B represent the tens and units…

In the number 11,0AB, A and B represent the tens and units digits, respectively. If 11,0AB is divisible by 55, what is the greatest possible value of B × A?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #30658

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