Answer:
yes
no
no
Step-by-step explanation:
 
        
             
        
        
        
Answer:
round it up and 8 is closer to ten so it would be 4 pounds
 
        
                    
             
        
        
        
520 CD's because of the 9 months and we add 30 time 9 we erase the 0 and multiply the 3 with the 9 it will be 27 right we add the zero because the originla number is 30
        
             
        
        
        
C. Negative because since the neutral atom stands at 0 and positive ions are 1+ and electrons are negative if it gains the electron ( negative ) it will become negative.
        
             
        
        
        
Answer:
2
Step-by-step explanation: