Here is the exam we did yesterday( it includes solutions):

https://drive.google.com/file/d/0BzbMH1hz77vrUjlRNnoyU3kxVjA/view?usp=sharing

Marks:

• Fernando:6´5
• Laura: 6´5
• Daniel: 6
• Álvaro: 5
• Paula: 5
• Arturo:5

(The rest of you have to repeat the exam tomorrow)