The number of ways in which three different rings can be worn in four fingers with at most one in each finger, are
A room has 8 doors. In how many ways, a man can enter in the room through one door and exit through a different door?
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The total number of ways of answering 5 objective questions, each question having four choices are
In how many ways, a party of 5 men and 5 women be seated at a circular table, so that no two women are adjacent?
The measure of an interior angle of a regular polygon is 140°. The number of sides and diagonals in this polygon are:
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?
A team of 7 players is to be formed out of 5 under 19 players and 6 senior players. In how many ways, the team can be chosen when at least 4 senior players are included?
Four alphabets A, M, P, O are purchased from a warehouse. How many ordered pairs of initials can be formed using these?
How many words beginning with ‘T’ and ending with ‘E’ can be formed using the letters of the word”TRIANGLE” ?
In how many ways can 4 red, 3 yellow and 2 green chairs be arranged in a row if the chairs of the same colour are indistinguishable?
209 videos443 docs143 tests

209 videos443 docs143 tests
