I would go with -15 that’s what I came up with
 
        
        
        
Answer:

Step-by-step explanation:
Coin toss:

Letter Selection:


 
        
             
        
        
        
Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer: 5 8 7 9 5 6 
Step-by-step explanation:
Because you go by which is closer to the denominator
 
        
             
        
        
        
Answer: 8 2/5 
21/4 divided by 5/8 = 21/4 x 8/5 = 8 2/5