Being the world’s most popular lottery game, Keno is Keno has a large board with the numbers from 1 to 80 marked on it. In the basket below the Keno board there are balls also numbered from 1 to 80. Twenty balls are drawn from the basket at a time. All you need to do is guess the numbers of the twenty balls drawn correctly and win! You can choose to make a bet on up to 15 of the 80 numbers on the Keno board.