CA Foundation Exam > CA Foundation Videos > Quantitative Aptitude for CA Foundation > Permutations & Combinations- 1
Permutations & Combinations- 1 Video Lecture | Quantitative Aptitude for CA Foundation
|
148 videos|174 docs|99 tests
|
FAQs on Permutations & Combinations- 1 Video Lecture - Quantitative Aptitude for CA Foundation
| 1. What is the difference between permutations and combinations? |  |
Ans. Permutations and combinations are both concepts in mathematics that involve counting and arranging objects. The main difference between the two is that permutations take into account the order or arrangement of the objects, while combinations do not consider the order. In permutations, the order of the objects matters, whereas in combinations, the order does not matter.
| 2. How do you calculate permutations? | |
Ans. To calculate permutations, you can use the formula P(n, r) = n! / (n - r)!, where n represents the total number of objects and r represents the number of objects being selected or arranged. The exclamation mark represents the factorial function, which means multiplying a number by all the positive integers less than itself. For example, if you have 5 objects and want to arrange them in groups of 3, the permutation would be P(5, 3) = 5! / (5 - 3)! = 5! / 2! = 60.
| 3. How do you calculate combinations? | |
Ans. To calculate combinations, you can use the formula C(n, r) = n! / (r! * (n - r)!), where n represents the total number of objects and r represents the number of objects being selected without considering the order. Similar to permutations, the exclamation mark represents the factorial function. For example, if you have 5 objects and want to select 3 of them without considering the order, the combination would be C(5, 3) = 5! / (3! * (5 - 3)!) = 5! / (3! * 2!) = 10.
| 4. Can permutations and combinations be applied to real-life situations? | |
Ans. Yes, permutations and combinations are widely used in real-life situations. For example, in probability theory, permutations and combinations are used to calculate the number of possible outcomes in an event. In sports, permutations and combinations are used to determine the number of possible match outcomes or team formations. In computer science, permutations and combinations are used in algorithms and data structures. Overall, permutations and combinations have various applications in different fields.
| 5. Are there any shortcuts or tricks to solve permutations and combinations problems? | |
Ans. Yes, there are certain shortcuts or tricks that can be used to solve permutations and combinations problems more efficiently. For example, the concept of factorial can be simplified by canceling common factors. Additionally, the concept of combinations can be simplified by using the property C(n, r) = C(n, n - r), which states that the number of combinations selecting r objects from a set of n objects is equal to the number of combinations selecting n - r objects from the same set. These shortcuts and tricks can save time and effort in solving permutations and combinations problems.
Related Exams
About this Video
|
1.1K Views |
|
4.72/5 Rating |
|
Nov 08, 2024 Last updated |
Video Description: Permutations & Combinations- 1 for CA Foundation 2024 is part of Quantitative Aptitude for CA Foundation preparation.
The notes and questions for Permutations & Combinations- 1 have been prepared according to the CA Foundation exam syllabus.
Information about Permutations & Combinations- 1 covers all important topics for CA Foundation 2024 Exam.
Find important definitions, questions, notes, meanings, examples, exercises and tests below for Permutations & Combinations- 1.
Introduction of Permutations & Combinations- 1 in English is available as part of our Quantitative Aptitude for CA Foundation for CA Foundation & Permutations & Combinations- 1 in
Hindi for Quantitative Aptitude for CA Foundation course. Download more important topics related with notes, lectures and mock test series for
CA Foundation Exam by signing up for free.
Description
Video Lecture & Questions for Permutations & Combinations- 1 Video Lecture | Quantitative Aptitude for CA Foundation - CA Foundation full syllabus preparation | Free video for CA Foundation exam to prepare for Quantitative Aptitude for CA Foundation.
Information about Permutations & Combinations- 1
Here you can find the meaning of Permutations & Combinations- 1 defined & explained in the simplest way possible.
Besides explaining types of Permutations & Combinations- 1 theory, EduRev gives you an ample number of questions to practice Permutations & Combinations- 1 tests,
examples and also practice CA Foundation tests.
|
148 videos|174 docs|99 tests
|
|
Explore Courses for CA Foundation exam
|
|
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
Related Searches
Important questions
,Semester Notes
,mock tests for examination
,ppt
,Exam
,Summary
,shortcuts and tricks
,past year papers
,Objective type Questions
,MCQs
,video lectures
,Sample Paper
,Free
,Extra Questions
,Permutations & Combinations- 1 Video Lecture | Quantitative Aptitude for CA Foundation
,practice quizzes
,Previous Year Questions with Solutions
,Permutations & Combinations- 1 Video Lecture | Quantitative Aptitude for CA Foundation
,Viva Questions
,Permutations & Combinations- 1 Video Lecture | Quantitative Aptitude for CA Foundation
,study material
;
Study Permutations & Combinations- 1 on the App
Students of CA Foundation can study Permutations & Combinations- 1 alongwith tests & analysis from the EduRev app,
which will help them while preparing for their exam. Apart from the Permutations & Combinations- 1,
students can also utilize the EduRev App for other study materials such as previous year question papers, syllabus, important questions, etc.
The EduRev App will make your learning easier as you can access it from anywhere you want.
The content of Permutations & Combinations- 1 is prepared as per the latest CA Foundation syllabus.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup