10% of 40 is 4.
1% of 40 = 40/100 = 0.4.
10% of 40 = 10.
Write 10% as a decimal number = 10% = 10/100 = 0.1
Multiply 0.1 by 40 = 0.1 × .40 = 4
        
                    
             
        
        
        
Answer:
6
Step-by-step explanation:
20 times 0.3 is 6
 
        
                    
             
        
        
        
Answer:
the second one 
Step-by-step explanation:
the second one is the right answer
 
        
                    
             
        
        
        
75.4 
12 would be considered the radius 
C = 2 pi R
so just insert that into the formula and the answer should be 
75.39 but if you round up it would be 75.4 
        
             
        
        
        
Answer:
0.98001931 is your answer : >