Answer:
   see below
Step-by-step explanation:
The graph extends to the left more or less horizontally, approaching the line y=3. The only choice that expresses that is the third one.
 
        
             
        
        
        
Ratio 5:2 as fraction should be 5/2
as you know 5/2 = 2.5
This is the biggest compared to 9/5, 8/5 and 2/7
9/5 < 2
8/5 <2
2/7 < 1
so 5/2 is greatest 
        
             
        
        
        
Y = mx + b is the standard form for slope intercept
        
             
        
        
        
Answer:
I'm pretty sure it's 24.516