× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
New Topic  
Stevbo Stevbo
wrote...
Posts: 100
Rep: 0 0
7 years ago
The Big Triple at the local racetrack consists of picking the correct order of finish of the first three horses in the
ninth race. If there are 12 horses entered in today’s ninth race, how many Big Triple outcomes are possible? Place your answer, as a whole number—no decimal places—in the blank. For example 667 would be a legitimate entry.
Read 200 times
1 Reply

Related Topics

Replies
wrote...
Educator
7 years ago
The order matters, so use permuations:

 

12P3 = 12*11*10 = 1320 triples
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1242 People Browsing
Related Images
  
 628
  
 144
  
 308
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 741

Previous poll results: How often do you eat-out per week?