Test Your Knowledge With This IQ Quiz


        
                    

                
            
    
        
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#1. What is the capital of the United States? 
        
            
                
                    
                    Washington, D.C.
                
                Washington, D.C.            
        
        
            
                
                    
                    New York City
                
                New York City            
        
        
            
                
                    
                    Philadelphia
                
                Philadelphia            
        
        
            
                
                    
                    Boston
                
                Boston            
        
Washington, D.C. has been the capital of the United States since 1800.
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