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VTMO 2014 — Grade 8 — semifinal Question 9

VTMO · VTMO 2014 — Grade 8 — semifinal

Question 9

How many occurrences of digit $5$ are in page numbers $1$ through $500$?
  1. $100$
  2. $101$
  3. $200$
  4. $201$
  5. $50$