Question

Number of permutations can be formed from the letters of the word "DRAUGHT", if no two
vowels are separable.
(a) 720
(b) 1440
(c) 140
(d) 2880
​

Answer 1

Answer:

The vowels are never being separated.

So, vowels a & u are taken together and considered as one letter.

So, there are 6 letters in the word draught

The number of ways in which it can be arranged are given by =6!=720.

But the internal arrangement can be done of a and u in 2 ways.

Hence the total arrangements are 720×2=1440.

Hope it's will help you

Answer 2

Answer:

b). 1440 is correct answers.

Step-by-step explanation:

hope it help