From a group of 15 cricket players, a team of 11 players is to be chosen. In how many ways can this be done ?
No. of players = 15 No. of players to be selected = 11 Number of combinations = 15C11 =15!11!4!=15×14×13×124×3×2 = 1365 ways
In how many ways can a cricket team of 11 players be chosen out from a squad of 14 players, if 5 particular players are always chosen?