Sorry, but the picture is too blurry. Can you write them down?
        
                    
             
        
        
        
Answer:
D
Step-by-step explanation:
 
        
             
        
        
        
That is around 11 gallons for 300 miles so it will cost about $30.80.
        
             
        
        
        
Answer:
k=2
Step-by-step explanation:
3^k*2 * 3^-k+2 = 81
Factor out 81 to be : 3^4
Rewrite the equation: 
k*2 - k+2 = 4
k^2 - 2k = 4 
Simplify : k+2 = 4
             <u>    - 2   - 2</u>
               k = 2
 
        
             
        
        
        
Answer:
3/64
Step-by-step explanation:
Multiply straight across the numerators and then denominators
   3              1                3
-------  X  ----------  =  ---------
   8              8              64