The cache is not at the above coordinates. In order to locate the cache, you must answer questions about a certain card game.
Upon arriving at the card room, you see 10 tables. There is one game being played at each table.
1. The total number of cards in the room that aren't held by the dummy:
2. The greatest number of cards a player has collected after completing the first two tricks:
3. Maximum number of overticks if lowest bid possible is played:
4. Number of directional titles at one table that do not begin with a vowel:
5. Point value of a void:
6. Minimum number of tricks needed for a small slam:
7. Maximum number of tricks one can take with a hand:
8. Number of tricks in the book:
9. Maximum point count for bidding in one player's hand plus point value of a doubleton:
10. Lowest bid possible:
Please make sure to replace the cache exactly as you found it. This may require some finesse, but I am certain that you are well-suited to deal with a hide like this one. Also, you can get an easy two-fer if you play your cards right.
Good luck!
You can check your answers for this puzzle on Geochecker.com.