When playing Americanroulette, the croupier(attendant) spins a marble that lands in one of the 38 slots in a revolving turntable. The slots are numbered 1 to36, with two additional slots labeled 0 and 00 that are painted green. Assume a single spin of the roulette wheel is made. Find the probability of winning with the given bet.

An example of a dozen

dozen bet is betting that the marble will land in a slot numbered 5 comma 6 comma 7 comma 8 comma 9 comma 10 comma 11 comma 12 comma 13 comma 14 comma 15 comma or 16

5,6,7,8,9,10,11,12,13,14,15,or16.