8 students appear in an examination. In how many ways can the result be announced?
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...
A letter is randomly selected from the word "DETACHMENT." What is the probability that the selected letter is a vowel?
Akshay has 7 relatives, 3 males and 4 females. His wife twinkle also have 7 relatives, 3 females and 4 males. In how many ways can they invite 3 male an...
In how many different ways can the letters of word ‘PUMPKIN’ be arranged?
In how many different ways can the letters of the word “DISCHARGE” be arranged in such a way that the vowels always come together?
In how many different ways can the letters of the word ‘FLOWER’ be arranged in such a way that the vowels occupy only the odd positions?
- Six people out of which 3 are brothers and the rest are strangers are to be seated in a row. Find the number of ways in which all three brothers are not si...
A box contains 2 blue, 3 black and 5 orange balls. In how many ways can 3 balls be drawn from the box, if at least 1 black ball is to be included in the...
In how many different ways can the letters of the word “MONDAY” be arranged in such a way that the vowels always come together?
