Answer:
Step-by-step explanation:
See attached file for answer pls
 
        
             
        
        
        
About 25%. This is because the 2nd 1st quartile (25th percentile) and the 3rd number is the median (50th percentile). So, about 25% of the data is between 35 and 61. 
        
                    
             
        
        
        
Answer:
Are you solving for x or y?
 
        
                    
             
        
        
        
16x^2+2-9x-3x^2-14x
= (16-3)x^2+(-9-14)x+2
= 13x^2-23x+2
        
             
        
        
        
I have added an attachment by solving the question hope u understand it