Answer:
31
Step-by-step explanation:
4 squared is 16, and 5 times 3 is fifteen if you add them you get 31
 
        
                    
             
        
        
        
Need more context. How many marbles are there in total, how many colours and how many of each colour?
        
             
        
        
        
Answer:
C. The difference of the medians is 4 times the interquartile range.
Step-by-step explanation:
The diagram show two box plots.
<u>Mahoney's box plot:</u>
Median 
Interquartile range 
<u>Martin's box plot:</u>
Median 
Interquartile range 
The interquartile ranges are the  same.
The difference of the medians 
Hence, the difference of the medians is 4 times the interquartile range.
 
        
             
        
        
        
Answer:
471%
Step-by-step explanation:
If you divide 3.72 by .79 you get 4.7088...
Multiply by 100 to get your percentage is 470.88...
Rounded to nearest percentage is 471
hope this helps