Can you solve the problem of "The Unfair Subway"? Marvin gets off work at random times between 3 and 5 p.m. His mother lives uptown, his girlfriend downtown. He takes the first ...

The sck drawer; Sucessive wins; The flippant juror; Trials until first success; Coin in square; Chuck-a-luck; Curing the compulsive gambler; Perfect bridge hand; Craps; An ...