Answer:
B. 3n
Step-by-step explanation:
n + n + n = 3n
<u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u><u>-</u>
<u>3n</u> = n + n + n 
#IhopeThisHelp
 
        
             
        
        
        
Easy, its b because that is the average deviation
        
             
        
        
        
zero days, 3 hours + 20 min + 1 hour + 48 min = 308 min which is about 5 hours.
 
        
             
        
        
        
Answer:
C
Step-by-step explanation:
good luck :D
 
        
             
        
        
        
The answer is the 3rd one:
1 <= x<= 9