Originally Posted by

**alex83** The following questions pertain to the word SUCCESS

a-How many different arrangements are there in which all the vowels occur before all the consonants?

SOLUTION: Task 1: place the two vowels first. We have 2 choices.

Task 2: place the “five” remaining consonants next. We have 5!/(2! 3!) ways, by virtue of the same formula. By the Fundamental Counting Principle we end up with (2) 5!/(2! 3!) arrangements, that is, 20

*[COLOR=Red]i cant understand where did the (2) come from

"UE" OR "EU" that is TWO ways.