Odds
Ten questions on probabilitymathsProbabilityDi chance of one outcome, from 0 to 1 or from 0% to 100%. One number: 1/37 = 2.70%.Read di whole tin →, payouts and expectation, from pool of fifteen. Answer, score, and get di page wey explain each one wey you miss.

Test wetin you sabi before you bet am. Ten multiple-choice questions, dem dey shuffle am every time. If you score 8 or more, you sabi pass di pamphlets; under 5, di Learn section go be good evening for you.
How we dey score
10: you fit write dis site.
8–9: you understand roulette pass almost everybody for di table.
5–7: e solid; di Mathematics section go fill di gaps.
Under 5: start with How to Play Roulette and Wetin Roulette Dey Pay (payoutsmoniPayoutWetin bet wey win dey return, wey dem dey quote as “X to 1” on top di stake wey dem return.Read di whole tin →), then come back.
Di questions wey pipo dey miss pass na di “at least one hit inside 37 spins” one (pipo dey tok “100%” or “about 50%”) and di one of two dozensbetDozen1–12, 13–24 or 25–36, e dey pay 2:1.Read di whole tin → (pipo dey tok “two thirds” and forget zerowheelZeroDi one green pocket wey no even-money, dozen or column bet dey cover; na im be di source of di house edge. Dem also dey call am: single zero, 0.Read di whole tin →).
Di next quiz
Di history quiz for di next page dey cover Pascal, Blanc, Jagger and di 26 blacksbetBlackEven-money bet for di 18 black numbers. For French: noir.Read di whole tin →. E easy pass and e sweet pass, and e no go save you moni.
Questions wey pipo dey ask
Becos 37 chances of 1 in 37 dey feel like sey e sure. Na 63.7%, and one number out of three no go show afta 37 spins.
Di question on di edge of cornerbetCornerFour numbers wey share one corner for di layout, e dey pay 8:1.Read di whole tin → and di question of di odd one out, togeda: every standard bet get di same edge, except di American five-number bet.
Small laugh

Fifteen questions. Most of di answers na 2.70%.
Sources
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.