Sarthaks Test
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in Mathematics by (70.5k points)

If the different permutations of all the letters of the word EXAMINATION are listed in a dictionary then how many words are there in this list before the first word begins with E ?

(a) 907,200 

(b) 970200 

(c) 922700 

(d) 709002

1 Answer

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Best answer

Correct option: (a) 907,200


Here N Occurs 2 times

I Occurs 2 times

Words are there in dictionary list before the first word begins with E are such words which begins with a

= 10!/2! 2! = 907, 200

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