Answer:
33
Step-by-step explanation:
 
        
                    
             
        
        
        
I believe that would be 1
        
                    
             
        
        
        
The Awnser would be 20.6 rounded up to 21. The final Awnser is 21
        
             
        
        
        
Answer:
please try do the rest by yourself..Of you didn't get the answer you can ask me through comment..
 
        
             
        
        
        
He can complete 35 questions in 1.75 minutes
1/20=x/35
Simplify both sides
x=1.75