In a college there are 20 professors including the principal and the vice principal. A committee of 5 is to be formed. In how many ways it can be formed so that neither the principal nor the vice principal is included?
1 Crore+ students have signed up on EduRev. Have you? Download the App |
What is the number of diagonals that can be drawn by joining the vertices of a hexagon?
Nidhi has 6 friends. In how many ways can she invite one or more of them to a party at her home?
What is the number of ways of choosing 6 cards from a pack of 52 playing cards?
In how many ways can a cricket team of 11 players selected out of 16 players if two particular players are to be included and one particular player is to be rejected?
In a room there are 2 green chairs, 3 yellow chairs and 4 blue chairs. In how many ways can Raj choose 3 chairs so that at least one yellow chair is included?
In how many ways can a student choose a programme of 5 courses if 9 courses are available and 2 courses are compulsory for every student.
A group consists of 4 girls and 7 boys. in how many ways a team of 5 members be selected consisting of 2 girls and 3 boys.
In how many ways can an examinee choose 5 questions out of 8 in a paper of Physics?
How many triangles can be formed by joining four points on a circle?
In how many ways can one select a cricket team of eleven from 13 players in which only 5 players can bowl. If each cricket team of 11 must include at least 4 bowlers.
A committee consists of 5 students 3 girls and 2 boys. If the team is to be formed out of 7 boys and 5 girls, then how many ways this selection can be made?
209 videos|443 docs|143 tests
|
Combinations Doc | 7 pages |
Permutations and Combinations: JEE Main Previous Year Questions (2021- 2024) Doc | 56 pages |
JEE Advanced Previous Year Questions (2018 - 2023): Permutations and Combinations Doc | 8 pages |
Permutations and Combinations (Concept + All type of Problems) Video | 16:52 min |
Permutations & Combinations in One Shot Video | 91:46 min |
209 videos|443 docs|143 tests
|
Combinations Doc | 7 pages |
Permutations and Combinations: JEE Main Previous Year Questions (2021- 2024) Doc | 56 pages |
JEE Advanced Previous Year Questions (2018 - 2023): Permutations and Combinations Doc | 8 pages |
Permutations and Combinations (Concept + All type of Problems) Video | 16:52 min |
Permutations & Combinations in One Shot Video | 91:46 min |