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In the arrangements of the letters of (PERMUTE), how many have all vowels in alphabetical order?

Answer and explanation

Correct answer: (840)

Total arrangements are (\frac{7!}{2!}), and the (3) distinct vowels have (3!) equally likely orders, so divide by (3!). For order restrictions, divide by possible orders.

Related tags

PermutationsClass11ExpertVowel OrderPermutations And CombinationsMathematicsClass 11 Mcq

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