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VTMO 2026 - Grade 7 - Semifinal - SET 1 - Self-study Question 14

VTMO · VTMO 2026 - Grade 7 - Semifinal - SET 1 - Self-study

Question 14

A palindrome is a natural number that reads the same forwards and backwards. For example, $1221$ is a palindrome. How many three-digit palindromes are there?

Question illustration
  1. $19$
  2. $90$
  3. $100$
  4. $900$
  5. $450$