Bookmakers and croupiers and related gambling workers determine odds and receive and pay off bets on results of sporting or other events, or conduct games of chance in gambling establishments.
(a)     Tasks include -
determining risks to decide odds and to hedge or refuse bets;
preparing and issuing lists of approximate odds;
distributing cards, rolling dice or spinning a roulette wheel:
explaining and interpreting operating rules of a gambling establishment;
announcing winning numbers, paying winners and collecting payments from losers;