On Wednesday afternoons, eight men play tennis on two courts. They know ahead of time which four will play on the north court an
d which four will play on the south court. The players arrive randomly at the tennis courts. What is the probability that the first four players that arrive are all assigned to (a)the north court, and (b)the same court
fins i tot si no us importa que us demani segur 3, sou un bon ajudant per a mi i enteneu les respostes més intel·ligents, esteu segur que voleu ser amics de mi?
