Answer:the last one
Step-by-step explanation:
Divide 12 by 10.4
Hope this helps you
It might come bigger out as a decimal 1.5
 
        
                    
             
        
        
        
Answer:
2nd
Step-by-step explanation:
using the quadric formula 

do the math and you get the second one. 
{-1/3,5/2}
 
        
             
        
        
        
Answer:
john has a greater ratio of shirts to pants
Step-by-step explanation:
jason- 5:2
table:
shirt :5 10 15 20 25 30 35 40 45
pants:2 4   6   8   10 12  14 16 18 20
john-7:3
table:
shirts:7 14 21 28 35 42 49 56 63
pants:3  6 9 1 2  15  18  21 24  27
 
        
             
        
        
        
Unnoticed 507 is:67 is 9$