     
                  
                            
         1    24  
⒈                                                                                                      
      
⒉                                                              
⒊                                                         ⒋                                       
⒌                                                                                 
                                    
                  
       2    20  
⒈                  
  A                     B       
        C 
⒉            
  A        B       C    
⒊            
  A                   B         
       C   
⒋               
  A                         B                    C 
⒌                 
  A        B           C   
⒍                         

  A       B       C      
⒎                
  A       B       C      
⒏           
  A                B    
      C     
⒐              
    
  A                      B              C   
⒑              
  A                    B      
            C   
      √    ×   20  
⒈                
⒉          
⒊              
⒋              
⒌                              
⒍2005              5        14         
⒎                      
⒏                   
⒐                  
⒑               
  
          8  
                  
                
                                     
                        
                               
 
                    27.3         
                             
      28  
⒈               8  



⒉       5  



⒊        5  






⒋        5  




⒌       5  