Question 19
Form the smallest 4-digit even number with the digits given below. Each digit can be used at most once.

Enter a whole number without units. The original answer sheet uses four digits with leading zeros (for example, 7 as 0007); leading zeros are optional here.

Enter a whole number without units. The original answer sheet uses four digits with leading zeros (for example, 7 as 0007); leading zeros are optional here.