Answer:
see below 
Step-by-step explanation:
Standard equation for a circle with center h,k and radius r 
(x-h)^2 + (y-k)^2 = r^2 
so for this one   center =  (1,2)   radius = 4 
 
        
             
        
        
        
Answer:
If both of them got the same amount of the bag then they each got 3/16 of the bag
 
        
             
        
        
        
Answer:
The constant value (often written k) relating amounts that rise or fall uniformly together. It is the ratio of the amounts y and x: k = y/x. Put another way: y = kx.
 
        
             
        
        
        
120/20=6 so it’s six dollars a ticket
1=$6
3=$18
4=$24
5=$30
6=$36
n=6n