66 is the anwer I think I'm not for sure I hope this helps and you get it right
        
                    
             
        
        
        
Hey mate u wrote the answer in the same question
        
             
        
        
        
The slope of (1,-3) and (2,2) is 5
        
             
        
        
        
Answer:
the answer is b:-6
Step-by-step explanation:
hoped I helped:)
 
        
             
        
        
        
60 = 40% * x ;
60 = ( 40 / 100 ) * x ;
60 = 2x / 5 ;
2x = 300 ;
x = 300 / 2 ;
x = 150 is full marks.