How many four-digits even numbers can be formed using the digits (3,5,7,9,1,0) (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?

How many 3- digit even numbers are formed using the digits 0, 1, 2, …… 9, if the repetition of digit is not allowed ?

How many three-digit even numbers can be formed using the digits 1, 2, 3, 4 and 5 when repetition of digits is not allowed ?

How many 5-digit prime numbers can be formed using the digits 1, 2, 3, 4, 5 if the repetition of digits is not allowed?

How many 3 digit odd numbers can be formed by using the digits 1,2,3,4,5,6 when the repetition of digits is not allowed?

How many three digit numbers can be formed by using the digits, 0,1,2,3 (repetition of digits is allowed)

How many 4-digit numbers can be formed by using the digits 1 to 9 if repetition of digits is not allowed?

How many 4 digits numbers can be formed by using the digits to 9 if repetition of digits is not allowed?