(f o g o h)(x) = f { g [ h(x) ] }
Which means: apply first function h, then apply function g to the result, and finally apply  function f to the new result.
h(25) = √25 = 5
g(5) = 5  - 3 = 2
f(2) = 3(2) = 6.
Answer: 6
        
             
        
        
        
42 inches of wire will cost 168 cents 
Look at the pic to see how to set up the proportion. 
 
        
        
        
Answer:
28.574
Step-by-step explanation:
18.2 x 3.14 then divied by 2
 
        
                    
             
        
        
        
Answer:
$12000
Step-by-step explanation:
Using the given formula :
I = P × R × T
I = 40000 × 15/100 × 2
I = $12000
 
        
             
        
        
        
Answer:
I believe it is 8in
Step-by-step explanation:
someone correct me if I'm wrong