Question

How many arrangements can be made out of the letters of the word `INTERFERENCE’

so that no two consonant are together?


(a) 360 (b) 240 (c) 840 (d) 20

(b) 240 is Correct Answer

Please Give Full Explaination & Solution​

Answer 1

Answer:

just count consonant and vowel in the word

vowel 5

consonant 7

then how can you arrange then that no consonant together

example-- : ) ineterefe (nr)

the alphabet within the bracket are both consonant no word can be formed as per the given cases

so answer of your question is none