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SEAMO 2022 — Paper E — Grade 9–10 Question 5

SEAMO · SEAMO 2022 — Paper E — Grade 9–10

Question 5

How many consecutive zeros are at the end of the decimal representation of $80!$?
  1. $16$
  2. $17$
  3. $18$
  4. $19$
  5. $20$