For Not Forfeiting a Match, a University Intramural Team Must

Short Answer

For not forfeiting a match, a university intramural team must have 3 female competitors and 3 male competitors. A certain team has 12 female members and 9 male members. If the female members show up for a match independently of one another with probability .25, what is the probability that at least 3 females arrive to the match.