There is not a lot of information to go off of...so I think that if he mows for 11 hours a day it would be 330 hours. Also, you did not give how much he makes from this. 
330hrs x how much he makes from 11hrs= $
        
             
        
        
        
Please elaborate more on your question so I can help you
        
             
        
        
        
The answer to your question would be 7/12
I hope I answered your question today!
        
                    
             
        
        
        
Answer:
It is actually less than 10.
Step-by-step explanation: