Suppose that at a sports dinner we have 16 cricketers and 6 tennis players. In how many ways can we seat them at a long table if (i) none of the tennis players is seated next to another tennis player and (ii) all tennis players are seated together.
In how many ways can 6boys be seated at a round table so that two particular boys are next to each other is
In how many ways can 8 persons be seated at a round table so that all shall not have the same neighbours in any two arrangements?
In how many ways can a cricket team of eleven players be chosen out a batch 15 players, if (i) a particular is always chosen. (ii) a particular player is never chosen?
In a dinner party there are 10 Indians, 5 Americans and 5 Englishmen. In how many ways can they be seated in a row so tht all persons of the same nastionality sit together?
In how many ways can a cricket team of 11 players be selected out of 16 players if two particular players are to be included and one particular players is to be rejected?
In how many ways 11 players can be selected from 15 players if (i) one particular player is always selected ? (ii) one particular player is never selected?
FIITJEE-PERMUTATIONS & COMBINATIONS-NUMERICAL BASED
