How many words, with or without meaning, can be formed by using all the letters of the word 'DELHI',
Question:
How many words, with or without meaning, can be formed by using all the letters of the word 'DELHI', using each letter exactly once?
Solution:
There are 5 letters in the word DELHI.
Number of 5 letter words = Number of arrangements of 5 letters, taken 5 at a time
= 5P5 = 120
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