Answer:
56.
Step-by-step explanation:
That is the number of permutations of 2 from 8
= 8P2
= 8!/(8-2)!
= 8!/6!
= 8 * 7
= 56.
 
        
                    
             
        
        
        
The first picture shows solution for a. For b). X=9,2
 
        
        
        
Answer:
ok what u need?
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1 out of every 3 races could be won by Rachelle
Step-by-step explanation:
 
        
             
        
        
        
 Answer:
3680
Step-by-step explanation:
So, we would subtract. But, first we have to find the percent. But, we all use calculators so, it is 920. Saves us a lot of time.
4600 - 920 = 3680
Therefore your answer is 3680
Hope this helps!