The roulette wheel has 38 slots. Two of the slots are green, 18are red, and 18 are black. A ball lands at random in one of theslots. A casino offers the following game. Pay $1 to enter thegame. If the ball falls on black, you don’t get anything, if theball falls on green, you get a dollar, if the ball falls on red,you get $1.95. Bob plays this game 100 times, and of course, the100 outcomes are independent. What is the probability that he comesout ahead?
