Form the smallest 4 digit number using the given digits without repeating the digits.

Q.

The smallest 7 digit number using the digits 4, 0, 1, 7, 6 without repeating 0 is :

Q. is the smallest five-digit number that can be formed using 4, 3, 1, 7, and 9 without repeating any digit.

Q. What is the smallest 3-digit number that can be formed (without repeating a digit) using the digits 5, 9 and 0 ?

Q. The smallest number that can be formed using the digits 9, 5, 1, 3 without repeating is _____.

Q.

What is the smallest four-digit number which can be formed using the given digits repeating only one digit twice?
9, 4, 0