Washington State Lottery “What´s A Quinto” [00:30]# “What’s a Quinto?” is the question put to a number of people who all seem to have a ready answer. “It’s a city in Peru,” one woman volunteers, “They’re really vicious,” another man opines. “I had an uncle who spent five years there” is yet another comment. They are all wrong. Quinto is the name of a new kind of lottery.