Answer:
0.16666666666 or 16666666666/100000000000
Step-by-step explanation:
 
        
             
        
        
        
Do you remember when you were learning about the "Least Common 
Multiple" of two numbers, and you were wondering why you had to learn 
it, because you were so sure that you'd never need to use it ?  Do you 
remember that ?
Well, HERE's where you get to use it.  This question is just looking for 
the LCM of 6 and 15 .  THAT's how many days it will be before you get
homework in both subjects on the same day again.
(It's not 90 days, and it's not 60 days.)
        
             
        
        
        
Answer:
152
Step-by-step explanation:
484-28=456
456/3=152
 
        
                    
             
        
        
        
Answer: it is the 4 one
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
C.
Step-by-step explanation:
The answer C is not rational