Answer: ゼロ
Step-by-step explanation:
 
        
             
        
        
        
Answer:
31.4 meters 
Step-by-step explanation: use the formula 2 times pi times 5 then you just plug in 5 into the radius 
 
        
                    
             
        
        
        
Step-by-step explanation:
Total numbers of pizza toppings = 12
Number of three topping pizzas can be ordered are:

 where = n = number of elements 
k = number of elements choosen
n= 12 , k = 3

We calculated the number of permutations. We made this choice because in permutation order of element matters but in combination its not.
 
        
             
        
        
        
Answer: Yes, it is 125%
Step-by-step explanation:
 
        
             
        
        
        
To find the decimal, all you need to do is take the number on top and divide it by the one in the bottom. 129/3930=0.03