At a carnival, an individual can win a prize by choosing a rubber duck from a pond with "Win" written on the underside of the duck. There are a total of eight ducks with "Win" written on the underside of the duck, and there are 17 ducks with "Lose" written on the underside of the duck. After each pick, if a prize is won, the duck is replaced in the pond. If a prize is not won, then the duck is again placed back into the pond. If an individual makes four picks, what is the probability the individual will win a prize exactly one time? (4) (0.32) (0.68) 1! 4! (0.32)¹ (0.68)³ O2(0.32)(0.68) (0.32) (0.68)³

There are 9 different positions on a baseball team. If a team has 18 players, how many different line-ups can the team make? (Assume every player can play every position.)

A college golf team consists of four players who are ranked from 1 through 4. If a golf coach has seven players from which to choose, how many different ranked golf teams can the coach select?

A DJ is preparing a playlist of 20 songs. How many different ways can the DJ arrange the first four songs on the playlist? There are different ways that the DJ can arrange the first four songs on the playlist. (Type a whole number.)