Answer:
 Direct variation 
Step-by-step explanation:
It's not iverse because the line is curved so it's direct variation 
 
        
             
        
        
        
1 week = 7 days 
10 weeks = 10×7 days 
 = 70 days 
if Ellen reads 1 book in a day 
Therefore, 
1 day = 1 book
70 days = 70×1
 = 70 books. 
Thus Ellen reads 70 books in 10 weeks. 
Hope helps
 
        
                    
             
        
        
        
No, because the 9 pounds would cost 22.5, and that is 5 cents more than he has
        
             
        
        
        
Answer:

Step-by-step explanation:
-Let x be the sample size and n the population size
-The conditions for a one-sample proportion z-test are:
-The sample is randomly selected from the population.
-The sample size is greater than or equal to ten times the population size:

-The expectation np is greater than or equal to 10:
