Consider the word W=MISSISSIPPINumber of ways in which the letters of the word W can be arranged if at least one vowel is separated from rest of the vowels
A
8!.16!4!.4!.2!
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B
8!.16!4.4!.2!
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C
8!.16!4!.2!
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D
8!4!.2!.1654!
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Solution
The correct option is A8!.16!4!.4!.2! W = MISSISSIPPI , Letters= 11
1 M. 4I's, 4S's, 2P's
Total number of arranging these letters
=11!4!4!2!
Suppose all I's are together , then the Number of ways
=(1+1+4+2)!4!2!=8!4!2!
∴ Number of ways in which atleast one vowel is separated