The oldest paytable is nicknamed a 6/9 machine which is very difficult to find anymore. It pays 5:1 for a straight, 6:1 for a flush, and 9:1 for a full house. These machines pay out machine a sous en ligne gratuit yahoo machine a sous vide a vendre an average of 99. They are not programmed to produce winning hands. They use something called a "random number generator" to simulate randomly choosing cards. So the different combinations (straights, flushes, full house, etc. ) all occur according to their natural probabilities., the. Most machines have lower pay tables so that the casino gets to keep more money. Paco 6 years ago 0, thumbs up 0, thumbs down, report Abuse.