Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer:
A=60
B=36
A, is greater
Step-by-step explanation:
 
        
                    
             
        
        
        

If 

 and 

 share no common elements, then 

, which means 

On the other hand, if the smaller set is entirely contained within the larger set, i.e. 

, then 

, and so 

.
 
        
             
        
        
        
u can download the gauthmath app i promise it's very helpful :)
 
        
             
        
        
        
Answer:
The average score is 85
Step-by-step explanation:
Good Luck!