[" 32.The total number "],[" be composed of distines digid from "0" to "9" is "]

The total number of5 -digit numbers that can be composed of distinct digits from 0 to 9 is

An eight digit number divisible by 9 is to be formed using digits from 0 to 9 without repeating the digits. The number of ways in which this can be done is

The total number 9- digit number Which have all different digits is :

The total number of ways of selecting 4 letters from the word NARAYANA is: (A) 10 (B) 9 (C) 12 (D) none of these