Answer:
This is an percentage change question, by any chance you have a maths textbook, look for units that contains the topic: Percentage Change. Now, let's get solving! :) 
Step-by-step explanation:
Firstly, you must multiply 4.5% with 56. That is: shipping fees x purchase price 
That gives ($) 2.52 (this is your answer) 
No addition/totaling needed as the question  asked ONLY for the shipping fees. 
 
Stay safe and Merry Christmas! :) 
 
        
             
        
        
        
Answer:
35 calories 
Step-by-step explanation:
create a proportion and solve. 
30/150= 7/x 
 
        
             
        
        
        
Answer:
by doing it the same way you did with the first one.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
think of the ratios as equivalent fractions. 2 over 14 is NOT equal to 3 over 42.
 
        
             
        
        
        
Answer:
8
Step-by-step explanation:
Hope this helped, Have a Wonderful Day!!