Answer:
Mari needs 27 and 39 oranges for 9 and 13 bags respectively. 
Step-by-step explanation:
Consider the below figure attached with this question.
From the below table it is clear the she need 9 oranges for 3 bags.
Number of oranges in each bag = 9/3 = 3 oranges
She packs 3 oranges in each bag.
For 9 bags, the number of oranges = 9×3 = 27 oranges.
For 13 bags, the number of oranges = 13×3 = 39 oranges.
Therefore, Mari needs 27 and 39 oranges for 9 and 13 bags respectively. 
 
        
             
        
        
        
I still dont get the question please explain it better
        
             
        
        
        
I believe the answer should b the second option :)
        
             
        
        
        
Answer:

Step-by-step explanation:
we know that
When we compare positive fractions with the same numerator, the largest rational number will be the fraction with the lowest denominator
In this problem we have
 and
  and   
Both numerator are equal
Compare the denominators

therefore
 is the largest rational number
  is the largest rational number