Answer:
1. A
2. D
3. C
4. E
5. B
Step-by-step explanation:
 
        
                    
             
        
        
        
just realized this is an old question
 
        
             
        
        
        
The answer is -25/3. 
If you need it simplified let me know.
        
             
        
        
        
I think the answer would be B :)
        
             
        
        
        
<span>To figure the amount of tropical fish in the aquarium you multiple length*height*width to find the cubic centimeters of the tank, then divide that number by 10,000. 60*50*30=90,000 cubic centimeters. 90,000/10,000=9. 9 tropical fish could be places in a tank with those dimensions.</span>