+0  
 
-1
563
1
avatar+4116 

Help 11

 

In a 10 person race, how many different outcomes are there for first, second, and third place?

A.

1,000

 

B.

720

 

C.

120

 

D.

30

 Dec 12, 2018
 #1
avatar+128460 
+1

Any 10 can finish in 1st place .... any of the remining 9 can finish second..... any of the remaining 8 can finish third....

 

So.....the Fundamental Counting Principle gives us

 

10 x 9 x 8   =  720

 

cool cool cool

 Dec 12, 2018

1 Online Users