Update README.md

Author: tommygonzaleza

exercises/06-Practicing-Rules/README.md

@@ -8,7 +8,7 @@ tutorial: "https://www.youtube.com/watch?v=4wguurrl-lU"
 
 
 1. Set this URL as the background image of the page, and repeat it vertically only:
-   [06- backgrund vertical](../../.learn/assets/background-vertical.jpg?raw=true)
+   [06-background vertical](../../.learn/assets/background-vertical.jpg?raw=true)
 
 2. Change the font-type of the `h1` to `Courier`
    and the rest of the website to `Times new Roman`.
@@ -29,4 +29,4 @@ tutorial: "https://www.youtube.com/watch?v=4wguurrl-lU"
 
 ## The result should be something like this:
 
-![Example Image](../.././.learn/assets/06-1.png?raw=true)
+![Example Image](../../.learn/assets/06-1.png?raw=true)