5×4=20 , 12×4=48 
53÷4 = 13 then
x=13
        
                    
             
        
        
        
Answer:Whales
Step-by-step explanation:
Simply just look at the line in the box which represent the median.
 
        
                    
             
        
        
        
Cara's brother is 7 years old. 
14 is twice as much as 7 (7 * 2 = 14).
 
        
                    
             
        
        
        
Jffjjddjkdfjjffjdkdkjdfkdkdkdkdkdjdkdjdkdkdjdjjdkddkjd