How many numbers of 5 significant digits can be formed using the digits 5,6,7,8,0 with no digit being repeated in any number ?

How many odd numbers of 5 significant digits can be formed with the digits 3,6,7,2,0 when no digit is repeated ?

How many odd numbers of 5significant digits canbeformed with the digits 3,6,7,2,0 when no digit is repeated?

How many numbers greater than 56000 can be formed by using the digits 4, 5, 6,7, 8, no digit being repeated in any number ?

How many numbers of four digits can be formed by using the digits 1, 3, 5, 7, 9, a digit being repeated any number of times in any number ?

How many numbers of 4-digits can be formed by using the digits 1,2,3,4,5,6,7, if at least one digit is repeated?

Number of 5-digit numbers can be formed using the digits 2,4,7,9,0 if no digit is repeated :

How many numbers of 4 digit greater than 6000 can be formed with the digits 3,4,5,6,8? (no digit is repeated in any number). How many of these numbers so formed.

How many numbers between 3000 and 4000 can be formed form the digits 3,4,5,6,7 and 8, no digit being repeated in any number?

The number of numbers greater than 56000 that can be formed by using the digits 4,5,6,7,8, no digit being repeated in any number is (i) 18 (ii) 36 (iii) 72 (iv) 90