The correct answer would be 
C. All Real Numbers
 
        
             
        
        
        
The gcf of 15 and 70 is 5
        
                    
             
        
        
        
Answer:
4.19
Step-by-step explanation:
Find the mean:

Find the standard deviation:

 
        
             
        
        
        
Answer:
54 in
Step-by-step explanation:
6 3/4= 27/4
27/4 x 8= 54
 
        
                    
             
        
        
        
Not exactly sure but I think it's false hope this helps