Asked by sahare | 8th Feb, 2010, 08:23: AM
word "STRANGLE" has 8 letters
Total arrangments =8!
Vowels are: A,E =2
Arrangements in which vowels are always together = 7!.2!
Arrangements in which vowels are not together = 8!-7!.2!
Answered by | 8th Feb, 2010, 09:12: AM
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