Wednesday, 18 March 2015
Monday, 2 March 2015
Thursday, 4 September 2014
Friday, 27 June 2014
From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?
In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together?
In how many different ways can the letters of the word 'CORPORATION' be arranged so that the vowels always come together?
Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?
In how many ways can the letters of the word 'LEADER' be arranged?