Alright, lets get started.
Please take a look to the diagram I have attached.
The base side is ON
The terminal side is MN.
We could say angle MNO as angle N.
We could day it as angle ONM also.
So, the answer is ∠ N and ∠ONM.   :  Answer
Hope it will help :)
 
        
             
        
        
        
240÷15=16 seats at each table
Since there were 15 tables and 240 in total you have to divide to find the number of seats at a table
        
                    
             
        
        
        
<u><em>Answer: 6.3 *The answer must be have a decimal point.*</em></u>
Explanation: 
First, subtract by the numbers. Subtract it's going to be find the difference between the numbers. 

You can also add by the numbers.


Hope this helps!
Thank you!
Have a great day!
 
        
                    
             
        
        
        
I think I might have my math wrong here but I think 5