Answer:
8
Step-by-step explanation:
volume of cube=l×w×h
in a cube all this are equal so volume=l³
512=l³
cube root on both sides leaves
∛512=l
l=8
 
        
             
        
        
        
Answer:-1/2
Step-by-step explanation:
 
        
             
        
        
        
I believe the answer to your question is 11650
        
             
        
        
        
pt. a
i dont know sorry im not good with linear equations
(and no, im not just doing this for points)
pt. b
Answer: no 
Step-by-step explanation:
380%45=8.4444444
so it will take him around 8 and a 1/2 days to read it finish