Question 22
How many three-digit numbers are less than 300 and contain no digit 1?
HKIMO 2026 THPT (Grades 10–12 shared) National Preliminary Set 01 Question 22
HKIMO · HKIMO 2026 THPT (Grades 10–12 shared) National Preliminary Set 01
HKIMO · HKIMO 2026 THPT (Grades 10–12 shared) National Preliminary Set 01