The answer to your question is 
0.176470588
        
                    
             
        
        
        
Nine plus a unknown number equals unknown.
 
        
                    
             
        
        
        
Answer:
6/25
Step-by-step explanation:
its a probability  out of all the odd numbers such as 1,3,5,7,9,11,13,15,17,19,21,23,25
 
        
             
        
        
        
The answer is simple:
 Just add the two populations together. 
 100,500 + 78,400 = 178,900
ANSWER: A. 178,900
Hope this helps! Have a good night and God bless (: