Answer:
10 -55xy-30
-55xy-30
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:

 
        
                    
             
        
        
        
C it’s I think lol!!!!!^^*
        
             
        
        
        
 Answer:
123 full pages
Step-by-step explanation:
Given


Required
Determine the number of full page
To do this, we simply divide the total stamps by stamps in each page;



Then we record only the quotient
The quotient is the digits before the decimal

<em>Hence, she has 123 full pages</em>
 
        
             
        
        
        
Answer:

Step-by-step explanation:
=> 
<u>Using Formula</u> 
<u><em>Where </em></u>
a = 249
b = 248
=> 
=> 
=> 497