Permutations and combinations - Quantitative Aptitude (MCQ) questions for Q. 20422

Q.  How many words can be formed  by using all letters of word ALIVE.
- Published on 07 Jul 17

a. 86
b. 95
c. 105
d. 120

ANSWER: 120
 
The word ALIVE contains 5 different letters
Therefore,
Required number of words = 5p5 = 5!
= (5*4*3*2*1) = 120

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