The percent of change is 71%
        
             
        
        
        
I don't know if you still need help. but the answer is the first one. 
        
                    
             
        
        
        
Answer:
I would need to see the models to answer this question.
 
        
                    
             
        
        
        
Answer:
D)
Step-by-step explanation:
No, a reasonable estimate is around 9. $6 = $54
I got it right on my test