Skip to content / Đến nội dung
ThichHocToan.com

HKIMO 2026 Grade 8 National Preliminary Set 05 Question 14

HKIMO · HKIMO 2026 Grade 8 National Preliminary Set 05

Question 14

How many positive integers less than 65 are coprime to 65?
  1. 45
  2. 48
  3. 52
  4. 47