The more numbers you pick, the harder it is to match them all. The first thing to know is that the odds of winning any prize in Keno are not good. This article will provide tips and advice to help you boost your odds and hopefully come away with some winnings from Keno Ohio Lottery. While the game relies heavily on luck, there are some strategies you can use to increase your chances of winning. The more numbers you match, the more you can win. Drawings are held every 4 minutes, with 20 numbers drawn each time. It involves choosing between 1 and 10 numbers from 1 to 80. Keno is a popular numbers game offered by the Ohio Lottery.