Question

Find the number of words formed by permuting
permuting all letters of the word INDIA. In how many of them vowels are together?
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Answer 1

Answer:

Permutation of all words :

India has 5 words, therefore 5P5 is applicable = 5! = 120

Permutation of all words when vowels are together:

India has 3 vowels, therefore 3P3 * 3P3 = 6*6 = 36

Hope it helps...!!