(a)equivalent resistance of low voltage side in terms of high voltage side=   
 
    4.  
 
 equivalent reactance of low voltage side in terms of high voltage side=   
 
    15.  
 
 (b)equivalent resistance of high voltage side in terms of low voltage side =   
 
    0.0125  
 
 equivalent reactance of high voltage side in terms of low voltage side =   
 
    0.04  
 
 (c)total resistance of transformer in terms of high voltage side=   
 
    5.25  
 
 total reactance of transformer in terms of high voltage side=   
 
    19.  
 
 (d)total resistance of transformer in terms of low voltage side=   
 
    0.0525  
 
 total reactance of transformer in terms of low voltage side=   
 
    0.19  