Answer:
Step-by-step explanation:
You can make equations.
M+J=51 
M-J=17
Subtracting first equation from second equation:
2J=34
J=17 Jordan is 17
Therefore, Mike, is 34. 
 
        
             
        
        
        
11 kl = 11 000 l.
Hope this helps !
Photon
        
                    
             
        
        
        
Answer:  sometimes 
Step-by-step explanation: