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Basic concepts of permutations and combinations
Maths & Stats
How many arrangements can be made out of the letters of the word INTERFERENCE so that no two consonants are together?
Answers (5)
CA Suraj Lakhotia Admin
Its not possible. Because there are only 5 vowels and 7 consonants. So at least 2 consonants have to be together. No of ways = 0
That is the reason why my doubt arose, this question was in the module.
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