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Basic concepts of permutations and combinations

How many arrangements can be made out of the letters of the word INTERFERENCE so that no two consonants are together?


Gopal Batra

Gopal Batra

CA Foundation

240

10-Apr-20 19:14

31

Answers (5)

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


Suraj Lakhotia

Suraj Lakhotia

Admin

18-Apr-20 11:27

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.


Gopal Batra

Gopal Batra

CA Foundation

240

20-Apr-20 17:18

Question 83

Its wrong question. Pls ignore.


Suraj Lakhotia

Suraj Lakhotia

Admin

21-Apr-20 21:00

Its wrong question. Pls ignore.

Thank u sir!


Gopal Batra

Gopal Batra

CA Foundation

240

21-Apr-20 21:33