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AIMO 2021 Senior secondary — Preliminary (Open Trial 1) Question 10

AIMO · AIMO 2021 Senior secondary — Preliminary (Open Trial 1)

Question 10

In the cryptarithm TEN+TEN+FORTY=SIXTY, find Y. Use the standard cryptarithm convention: different letters denote different decimal digits, and leading digits are nonzero.
  1. 6
  2. 7
  3. 8
  4. 24