Answer:
512
Step-by-step explanation:
The sequence is doing the number times 2, so 4 times 2 equals 8,
8 x 2 = 16, ect
If you do this enough, you will get 512 as the 8th term.
 
        
                    
             
        
        
        
Answer:1. B 2. D
Step-by-step explanation:
 
        
                    
             
        
        
        
They would have 2 because is it 10:1 just double it to be 20:2
        
             
        
        
        
I’m pretty sure the answer would be “C” I’m not sure though