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VTMO 2014 — Grade 3 — semifinal Question 4

VTMO · VTMO 2014 — Grade 3 — semifinal

Question 4

A two-digit odd number has a tens digit three times its units digit. Which number could it be?
  1. $82$
  2. $62$
  3. $93$
  4. $13$
  5. $39$