Digits are Repeated

Digits are not Repeated

Sum of all numbers greater than 10000 formed by the digits 1,3,5,7,9 such that no Digit is repeated

(i) How many three - digit numbers are there, with no digit repeated ? (ii) How many four - digit numbers are there, with no digit repeated ? (iii) How many natural numbers from 1 to 1000 have none of their digits repeated ?

Find the center of odd integers between 30000 and 80000 in which no digit is repeated.

How many 3 -digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

How many 3 -digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

How many numbers of four digits can be formed with the digits 1,2,4,5,7 no digit being repeated?