Question

How many words with or without meaning, can be formed by using all the letter b of the word, delhi', using each letter exactly once?

Answer 1

Answer:

Explanation:

The word 'DELHI' has 5 letters and all these letters are different.

Total words (with or without meaning) formed by using all these  

5 letters using each letter exactly once

= Number of arrangements of 5 letters taken all at a time

= 5P5 = 5! = 5 x 4 x 3 x 2 x 1 = 120