Olympics

 The document in your envelope show the medal counts for the 2012  Summer Olympics.

 DIRECTIONS:

1. Calculate the total the number of medals for each country.
2. Calculate the total the number of Gold Medals.
3. Calculate the total number of Silver Medals.
4. Calculate the total number of Bronze Medals.
5. Calculate the total number of medals given overall.

One of these answers will unlock the lock.