64 - 4 = 60 60 - 8 = 52 52 - 12 = 40 40 - 16 = 24 24 - 20 = 4
A committee of 4 people is to be formed from a group of 10 individuals. If 2 specific individuals refuse to work together, how many different committees...
In how many different ways can the letter of the word ‘PRAISE’ be arranged?
A man has 15 friends out of which 7 are his relatives. In how many ways can he invite his 9 friends in which at least 5 must be his relatives?
In how ways can the selection be made so that a particular member is always excluded?
Geography books are always together.
In how many different ways can the letters of the word ‘NATURE’ be arranged in such a way that the vowels occupy only the odd positions?
In a group of 9 boys and 6 girls, 5 students have to be selected. In how many ways it can be done so that only 2 boys are included.
In how many ways can the letters of the word ENGINEERING be arranged?
8 students appear in an examination. In how many ways can the result be announced?
From a group of 10 men and 7 women, in how many ways can 8 men and 4 women be selected?
