Answer:
It takes 4 minutes per block and she can walk 12.5 blocks in 45 minutes. 
Step-by-step explanation:
20 / 5 = 4 minutes per block
20 + 20 + 5 = 45
5 + 5 + 2.5 = 12.5
Hope this helps, I did the test last year.
 
        
             
        
        
        
Answer:
Step-by-step explanation:
a+pR^2-2pr^2, since R=15 and r=7.5
A=225p-112.5p
A=112.5p
a= 353.25ft^2
 
        
                    
             
        
        
        
C) 250 is the right answer
        
             
        
        
        
Answer:
(10,27)
Step-by-step explanation:
Hope this helps!!! :)