.
In = = = 462 different ways. ANSWER
It is the number of all possible combinations of 11 items/persons taken 5 at a time.
Solved.
----------------
Since the order of persons does not matter, this problem is on COMBINATIONS.
On Combinations, see introductory lessons
- Introduction to Combinations
- PROOF of the formula on the number of Combinations
- Problems on Combinations
in this site.