C is what you do when credit cards are involved.
        
             
        
        
        
Answer:
1) D
2) 10
Step-by-step explanation:
sin(30) = opposite/hypotenuse 
sin(30) = 5/x
½ = 5/x
x = 5/0.5
x = 10
 
        
             
        
        
        
Answer:yes 3x2=6 
Step-by-step explanation:
 
        
                    
             
        
        
        
13
The product of 2 numbers is when you multiply them together. 12x2=24
The quotient of 2 numbers is when you divide them. 45/5=9
24-9=13
        
                    
             
        
        
        
10%
This is because mr Matthews added only 10% to the 80 pounds