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?

Gopal Batra

CA Foundation

★ 240

10-Apr-20 19:14

2K+

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

CA Suraj Lakhotia

Admin

18-Apr-20 11:27

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.

Thread Starter

Gopal Batra

CA Foundation

★ 240

20-Apr-20 17:18

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

Question 83

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Thread Starter

Gopal Batra

CA Foundation

★ 240

20-Apr-20 17:21

Thread Starter

Gopal Batra

Question 83

Its wrong question. Pls ignore.

CA Suraj Lakhotia

Admin

21-Apr-20 21:00

CA Suraj Lakhotia Admin

Its wrong question. Pls ignore.

Thank u sir!

Thread Starter

Gopal Batra

CA Foundation

★ 240

21-Apr-20 21:33