The last 2 options are correct
        
                    
             
        
        
        
Answer:
irrational.
Step-by-step explanation:
0.7777... repeats and does not end so it is irrational
 
        
                    
             
        
        
        
It's not actually 20 pts it's 10 pts if you send a question and you want 20 pts off it would be 10 for other ppl. like 
10pts off = 5
20pts off = 10
30pts off = 15
and so on so it's like counting by 5's each time you lose points
        
             
        
        
        
With what? I would love to help you
        
                    
             
        
        
        
X is 10
I have shown the calculation in the attachment.