PERMUTATION & COMBINATION | IIT JEE CONCEPTS | Part 7 | JEE Main 2014 | AIEEE 2009 | Gap Method - Videos

2
299

In this video, we will learn an important concept of arrangement – Arrange n objects in n places, so that r objects are always separated or not together – THE GAP METHOD.

Questions Discussed
JEE Main 2014
Suppose that, six students, including Madhu and Puja are having six beds arranged in a row. Further, suppose that Madhu does not want a bed adjacent to Puja. The number of ways, the beds can be allotted to students is
(A) 384 (B) 264 (C) 480 (D) 600
Answer (C)

AIEEE 2009
How many different words can be formed by jumbling the letters in the word MISSISSIPPI in which no two S are adjacent?
(A) 8 × 6C4 × 7C4 (B) 42 × 8C4 (C) 48 × 7C4 (D) 7 × 6C4 × 8C4
Answer (D)

TRY YOURSELF Question
IIT JEE 2002
The number of arrangements of the letters of the word BANANA in which two N’s do not appear adjacently is
(A) 40 (B) 60 (C) 80 (D) 100
Answer (A)

Share this Video – Spread Learning
Link to share: https://youtu.be/Ug7c3_HtzFc

Permutation and Combination IIT JEE Concepts Playlist Link

Visit our facebook page
https://www.facebook.com/coachenggg

Follow us on INSTAGRAM
https://www.instagram.com/coachengg

Follow us on Google Plus
https://plus.google.com/+coachengg4u

————————————————————————————————————————————-
Permutation and combination IIT JEE Main + Advanced, Permutation and Combination IIT JEE Mathematics, Concept of Arrangement, Number of ways to arrange n different objects in n places, Permutation and Combination IIT JEE Questions, counting using Permutations, arranging n object in n places such the r objects are always together, number of way to arrange such that a number of objects are always consecutive, Number of ways to arrange identical objects, number of way to arrange such that a number of objects are always separated, no two girls are together, no two vowels are together, no two boys are together, no two consonants are together
————————————————————————————————————————————-
Class 11 MATHS ONLINE VIDEO LECTURES, CBSE Class 11 ONLINE PREPARATION, MATHS ONLINE COACHING, CBSE Class 11 ONLINE STUDY MATERIAL, CBSE Class 11 ONLINE TUTORING, BEST ONLINE MATERIAL FOR Class 11, CBSE BOARD EXAM PREPARATION, CBSE Board Maths Exam PREPARATION, CBSE Board Maths Sample Test Paper, IIT JEE 2017 Preparation with JEE Syllabus, NATA PREPARATION, JEE Main 2017, CBSE Board 2017 exam, CBSE Board Maths Sample Test Paper, JEE Main 2017 Sample paper, NDA Maths Sample Paper, NDA Question Paper Maths, NDA 2016 Results, NDA Maths Online Preparation, NATA exam, B. Arch exam, B. Arch maths notes, B. Architecture maths online preparation

source

2 COMMENTS

  1. the way you have divided the whole chapter into many parts and with the help of previous year question this is simply awesome………………………. but please try to do it before jee mains ……..

LEAVE A REPLY

Please enter your comment!
Please enter your name here