It has a poker deck, a bridge deck and a canasta deck!!
I think its 5
Two, I believe.
Canasta is remarkably similar to a popular game that people play called "Hand and Foot," so if you know that, you should be able to pick up Canasta like a breeze. A link to one set of rules is included in the related links area. Although, as with many card games, there are quite a few variations of rules, so if you find that this isn't the version you are familiar with, check out some other sites to find a different variation.
108
how many decks were on the mayflower
104
3
the titantic had many decks, although i dont know exactly how many
14 decks
It had 17 decks and 14 passanger
there over 110 tech decks you can collect