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Gap Method
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This lesson explains the gap method of Permutations and combinations.

Vineet Loomba is teaching live on Unacademy Plus

Vineet Loomba
IITian | No. 1 Educator in IIT-JEE (Maths) | 2.6 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

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Sir ek baar thoda clear karoge... Ki alternate siting and no two sitting together ka antar.... Method toh samajh me aaya but kuch digest sa nahi ho raha
Vineet Loomba
3 months ago
Alternatively mtlb ababababab .... No two girls together mtlb ..ladke toh saath baith skte h ..but ladkiyan ni baith skti
Ravi Giri
3 months ago
Par Sir agar 2 ladke Saath baith gaye toh koi ladkiyon ka pair automatically Saath hojayegana?
Ravi Giri
3 months ago
Par Sir agar 2 ladke Saath baith gaye toh koi ladkiyon ka pair automatically Saath hojayegana?
Ravi Giri
3 months ago
Par Sir agar 2 ladke Saath baith gaye toh koi ladkiyon ka pair automatically Saath hojayegana?
Ravi Giri
3 months ago
Par Sir agar 2 ladke Saath baith gaye toh koi ladkiyon ka pair automatically Saath hojayegana?
Ravi Giri
3 months ago
Par Sir agar 2 ladke Saath baith gaye toh koi ladkiyon ka pair automatically Saath hojayegana?
first of thanks for this video. Sir I have done all questions from your video and get correct answer,according to you what should I have to do more when my target is only JEE Main?
Vineet Loomba
3 months ago
Do all previous year jee main questions ...leave no questions ..study theory related to that ..all the best ...when is ur exam?
Md saif
3 months ago
Sir it will be on coming April,now I did not know the final date and shift of exam. thanks a lot sir for this support.
sir if in last question he ask that no 3 girls sit together then how can we do
Vineet Loomba
2 months ago
Then u have to make cases ..cant be done by this method of crosses
Lucky Singh
2 months ago
after making cases then add?
sir dictionary wale questions pe video bnaye
Vineet Loomba
3 months ago
Its already there in the course pls check
Elima sharma
3 months ago
ok sir
sir .. last second ques mae bro and sis sath mae baithaney key liye 7c1 toh thik h bt sir bro aur ka arrangement bhi to do ara h na..mtlb agar frst place mae baithaye toh B phley G baad mae..aur agar second cross mae baithay toh G phley B baad mae..so wo hmlog q ni consider krrey
  1. PERMUTATIONS AND COMBINATIONS JEE MAIN AND ADVANCED (IIT-JEE) IIT-JEE MATHS MADE EASY PREPARED BY: ER. VINEET LOOMBA IITiAN | IIT-JEE MENTOR FoR SURE SHoT SUcCESS IN JEE MAIN AND ADVANCED (IIT-JEE)


  2. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) ABOUT ME B.Tech. From IIT Roorkee IIT-JEE Mentor Since 2010. Doubts/Feedback in Comment Section * Comment other topics you want to revise. Follow me @ https://unacademy.com/user/vineetloomba to get updates. Share among your peers as SHARING is CARING !!


  3. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) GAP METHOD ExThere are 4 boys and 4 girls and they are to be seated in a row. In how many ways can they be arranged if boys are at odd places and girls are at even places. MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  4. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) () If boys and girls are to sit alternatively. Cand 41x41 =526 5 +57 Cuse (ii) if no two girls should sit together 5 MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  5. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) 5 (iv) Find the number of ways such that not all girls are together H 51u to a MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  6. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Ex: 10 persons from A toJ are given. Find the total number of ways of arranging them such that B and C are together, E and F are together but A and J are never together. (8,c) (E,F) Tst 8I21 21 , 1212.21 eg Au gl 2) 2}- 1 212/2/ MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  7. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Ex: 4 boys and 4 girls are to sit alternatively. Also it is given that one pair of brother and sister are to sit together. Find the total number of seating arrangements. -Sis MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  8. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Ex: 10 boys and 4 girls. Arrange such that no two girls are together Inup TM MATHEMATICS FOR IIT-JEE ER. VINEET LOOMBA (IIT RooRKEE)


  9. REVISION COURSE FOR JEE MAIN AND ADVANCED (IIT-IEE ABOUT ME B.Tech. From IIT Roorkee IIT-JEE Mentor Since 2010. Doubts/Feedback in Comment Section * Comment other topics you want to revise. Follow me @ https://unacademy.com/user/vineetloomba to get updates. Share among your peers as SHARING is CARING !!