Answer: i'm not really sure how to answer this one but i think you're wanting an answer to something. the equation for it would be 5 + 5x meaning the 5 is already there, and x is for the minutes that are they filling it up. so if the question asks how much after 5 minutes, you simply just put the 5 in place for the x.
 
        
                    
             
        
        
        
Answer:
2x-2
Step-by-step explanation:
 
        
             
        
        
        
If i’m not wrong i think it might be b
        
             
        
        
        
Area ( If you know the circumference) :
C^2 / (4×3.14) Brackets are important! 
So you have to type :
53.38^2/(4×3.14) 
= 226.865