HKIMO 2019 Grade 6 National Final (Heat) Set 02 Question 25

Choose three distinct digits from 0 through 9 to form three-digit numbers. How many even numbers greater than 300 can be formed?

Source glossary (English–Vietnamese): Digit: chữ số; 3-digit number: số có ba chữ số; Even: chẵn; Greater than: lớn hơn; Repetition: sự lặp lại.