Answer:
D.  3
Step-by-step explanation:
Look at rectangle ABCD.  It's dimensions are 1 by 2 (1 unit high and 2 units long).  Now look at rectangle A'B'C'D', the image.  It's a rectangle that is 3 by 6.
The dimensions of the original rectangle have been multiplied by 3.
 
        
             
        
        
        
Answer:
C
Step-by-step explanation:
the distance is 15•6 = 18•5 = 90 feet
so, time needed = 90/30 = 3 second
 
        
             
        
        
        
Answer:
Step-by-step explanation:
H
2.50x+350=3x+225.