It depends, of course, not only on your skill, however the skills belonging to the other online players.
While as a fun game, bear in mind, roulette the game of sheer chance, and as we have seen with the scenarios above, you finally end up at the mercy of Lady Luck. https://gamein.wiki/nha-cai-rikvip-noi-thoa-man-dam-me-ca-cuoc-cua-ban/