You would use the equation 
F+V=E+2
        
                    
             
        
        
        
Answer:
I believe the answer will be 30 queen bee books. 
 
        
             
        
        
        
Answer:
read below explanation
Step-by-step explanation:
KEY= C;CAROL T;TINO B;BAXTER
inches: C=90 T=90 B=90
Feet: C=7.5 T=7.5 B=7.5
Yards C=2.5 T=2.5 B=2.5
 
        
             
        
        
        
Answer:
30%
Step-by-step explanation:
28.60-22=6.60
6.60/22=0.3
 
        
                    
             
        
        
        
Answer:
f(2) =30
Step-by-step explanation:
f(1)=15
f(n)=f(n-1)*n
Put in n=2
f(2)=f(2-1)*2
      = f(1) *2
       = 15*2
        =30