The number of different four - digit numbers that can be formed with the digits 2, 3, 4, 7 and using each digit only once is

The number of different four - digit number that can be formed with the digits 2, 3, 4, 7, and using each digit only once is

The number of different four - digit numbers that can be formed with the digits 2,3,4,5,7 , using each digit only once, is :

The number of 4 digit numbers that can be formed with the digits 2,3,4,7 and using each digit only once is

The number of even numbers of four digits that can be formed using the digits 0, 1, 2, 3, 4 and 5 is

The number of even numbers of four digits that can be formed using the digits 0, 1, 2, 3, 4 and 5 is

The number of 7 digited numbers which can be formed using the digits 1, 2, 3, 2, 3, 3, 4 is

The number of 7 digit numbers which can be formed using the digits 1, 2, 3, 2, 3, 3, 4 is

Find the number of four-digit numbers that can be formed using the digits 1,2,5,7,4 and 6, if every digit can occur at most once in any number.