Answer:
The margin of error is given below:

Where:


                            
Therefore, the option E = z*6% is correct as it closest to the given answer
 
        
                    
             
        
        
        
Answer:
0.972222 yards
Step-by-step explanation:
35/36= 0.972222
 
        
             
        
        
        
1/10 is left. 
Explanation:
First we need to find a common denominator. Since 5×2=10, if we multiply 4/5 by 2/2, we will be able to subtract that from 9/10.
4/5×2/2= 8/10. Then if we subtract that from the 9/10 left of the pizza, we get 1/10, the amount remaining. 
Hope this helps :)