In how ways can the selection be made so that a particular member is always included?
...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 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.
A group consists of 10 boys and 10 girls. In how many ways can 6 boys and 4 girls be selected from the group?
How many different words can be formed with the letters of the word PRACTICE such that each of the word begin with E and ends with R?
- 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...
7 children are to be selected from a group of 8 boys and 6 girls. In how many ways will the children with at most 3 girls and at least 4 boys be selected?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "VINTAGER"?
A group consists of 11 boys and 9 girls. In how many ways can 7 boys and 5 girls be selected from the group?
An examinee is required to answer 7 questions out of 14 questions, which are divided into two groups each containing 7 questions. He is not permitted to...
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