How many 4-digit numbers are there with no digit repeated?

How many 3-digit numbers are there with no digit repeated?

How many 3-digit numbers are there with no digit repeated?

How many 4-digit nunbers are there with no digit repeated?

How many three digit numbers are there with no digit 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 ?

How many three digit numbers are there,with no digit repeated.

How many 4 -digit numbers are there when a digit may be repeated an number of xx?

How many 4-digit numbers are there, when a digit may be repeated any number of times?

How many 3-digit numbers are there when a digit may be repeated any number of times?

How many six-digit numbers are there in which no digit is repeated, even digits appear at even places, odd digits appear at odd places and the number is divisible by 4 ?