Lemma
MediumDigits
AQuA-RAT test #86 · Number Theory · Digits

M = abc is a three digit number and N = cba…

M = abc is a three digit number and N = cba, if M > N and M - N + 396c = 990. Then how many values of M are more than 300.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · test #86

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