How many four –digit numbers can be formed with the digits 3,5,7,8,9 which are greater than 7000, if repetition digits is not allowed?

How many four digit numbers can be formed with the digits 3,5,7,8,9 which are greater than 8000, if repetition of digits is not allowed?

How many four digit numbers can be formed with the digits 3,5,7,8,9 which are greater than 8000, if repetition of digits is not allowed?

The number of four digit numbers that can be formed using the digits 1,2,3,4,5,6,7,8,9 which are divisible by 3, when repetition of digits is allowed any number of times, is

How many numbers of four digits can be formed with the digits 1,2,3,4, and 5? (if repetition of digits is not allowed).

How many numbers of four digits can be formed with the digits 1,2,3,4, and 5? (if repetition of digits is not allowed).

How many four digit numbers can be formed using the digits 4,5,6,7,8 if repetition of digits is not allowed?