It 45 because it has to be this and that and ur gay 
 
        
             
        
        
        
The weight should be shared between the two string equally. Therefore, tension in each string, T is;
T = 120 N/2 = 60 N
        
                    
             
        
        
        
Lean your shoulders back and your waist forwards. Use your arms as a counter weight.
        
                    
             
        
        
        
Answer:
The blade of sharpener is made up of iron. Iron is a magnetic material because of this pencil sharpener gets attracted by the poles of a magnet although the body is made up of plastic.