Multiple choice general knowledge math & puzzles

How many unique 5 letter words can be formed using the letters A,E,I,O,U where all the vowels will be together. repetition of a letter is not allowed.

  1. 96

  2. 48

  3. 120

  4. 0

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Since there are 5 vowels (A,E,I,O,U) and they must be together, we treat the block of 5 vowels as a single unit. However, since there are no other letters mentioned to form a word with, we are just arranging the 5 vowels. The number of arrangements is 5! = 120.