In how many different ways can the letters of the word LEADER be arranged so that the vowels always come together? Choose the correct choice from the following
A) 3652 B) 2450 C) 4320 D) 3245 E) 5640
Required number = 6!3! = 4320   Answer is 4320
<result>C</result>
In how many different ways can the letters of the word LEADER be arranged so that the vowels always come together?