Gulper eel has a mouth so big it can swallow the Atlantic hagfish.
        
             
        
        
        
Answer: 3
Explanation:
In the next illustration, each symbol ("-" and "|") represent the blocks from the example provided. 
Paco  - - -  Mike
  |                  |
  |                  |
  |                  |
  |    David     |
Ed     |            |
         |            |
         |            |
     Tony  -  Ramil     
According to this layout, to go to David´s house from Ed´s, Ed should walk 1 block to the north and two blocks to the east. On the other hand, to go to Ed´s house from Davids´s, David should walk 1 block to the south and two blocks to the west, meaning that they live 3 blocks apart. 
 
        
             
        
        
        
Answer:
n
Explanation:
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