Answer: 3
Step-by-step explanation:
At first you would subtract 39 from 60. Then you would do 21/5.5 and you would get 3.818… and due to the fact you can't go over 60 you would round to 3 and not 4
 
        
             
        
        
        
Answer:
The percentage is 
Step-by-step explanation:
Let
x-----> the number
we have

To find the percentage multiply by 100

 
        
             
        
        
        
Answer:D
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3/10
Step-by-step explanation:
7+3= 10 so 7+3=10/10 which is one mile