The mean is 10. 
To find the mean you add up all the numbers and divide by how many sets of numbers there were. 
8+10+11+8+13=50
50/5=10.
        
                    
             
        
        
        
 <em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em><em>⤴</em>
<em>Hope</em><em> </em><em>it</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em>
 
        
             
        
        
        
Answer:
60 feet but i think the question is written wrong
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
3/5
Step-by-step explanation:
1/3s=1/5
s=(1/5)/(1/3)
s=(1/5)(3/1)
s=3/5
 
        
                    
             
        
        
        
Hey There!
To find the blank you have to multiply 

 * 

= 
