Question 338959: In how many different ways can the top twelve new indie bands be ranked on a top twelve list? The top hit song for each of the tweleve bands will compete to recieve monetary awards of $1000.00, $500, $250, and $100, respectively. In how many ways can the awards be given?
Answer by edjones(8007)   (Show Source):
You can put this solution on YOUR website! 12!=479,001,600 ways
.
Permutation: nPr The number of arrangements of n things taken r at a time.
12P4=12!/(12-4)!
=(12*11*10*9*8!)/8!
=12*11*10*9
=11,880 ways the awards can be given.
.
Ed
|
|
|
