Answer:
b 
Step-by-step explanation:
im 50% sure this write dont blame me man
 
        
             
        
        
        
Well there can be two different solutions for this but i will choose the easier one. Obviously one requires a system of equations which obviously will involve a lot of thinking and some good algebra solving in order for them to solve.
So we can just keep adding the distance as we know they are in different directions. 49 + 65 = 114. So 114 * 4.5 = 513 miles. SO after around 4.5 hours they will be 513 miles apart.
 
        
             
        
        
        
The mean of those sets of numbers are 17.5
        
                    
             
        
        
        
Answer:70%
Step-by-step explanation: Convert the fraction to a decimal, then multiple by 100.
 
        
                    
             
        
        
        
3/4 foot is 9 inches, and 4 1/2 feet is 54 inches, so, 54/9 makes exactly 6 pieces of string.