[PDF] Permutation and Combination – Aptitude Questions and Answers Download

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Permutation and Combination

This is aptitude questions and answers section on Permutations and Combinations with explanation for various interview, competitive examinations and entrance tests. Permutations and Combinations is a tough topic for you? Then follow this web page. Here we are providing the Permutations and Combinations Quiz through which the candidates can gain confidence to face any exams. Also, many aspirants are unable to qualify the interviews due to the lack of practice quizzes.

Contenders have to practice the Permutations and Combinations MCQ Online Test frequently to gain an overview of the exam. We have provided the Permutations and Combinations Aptitude Multiple Choice Questions in the below sections of this page. Thus, the contenders can learn more from this post related to the Permutations and Combinations Quiz.

Permutations and Combinations Questions – Permutations and Combinations Quiz Details

Online Test Name Permutations and Combinations
Exam Type Chapter & Multiple Choice Questions
Category Aptitude Quiz
Number of Questions 25

Permutations and Combinations Aptitude Questions

Candidates need to check the basic info that we are providing in this section that is Permutations and Combinations Aptitude Multiple Choice Questions and Answers. To attend any online test aspirants have to know some initial steps. Before visiting the Permutations and Combinations Online test aspirants need to know the pattern of the quiz and the instructions that you need to follow. In this Permutations and Combinations Quiz, candidates have 53 questions. There is no time limit allocated for the exam. Moreover, there are no negative marks in the Permutations and Combinations quiz.

Permutations and Combinations Formulae

1. Factorial Notation – Let n be a positive integer. Then, factorial n denoted n! is defined as:
n! = n(n – 1)(n – 2) … 3.2.1.
2. Number of Permutations – Number of all permutations of n things, taken r at a time, is given by:
nPr = n(n – 1)(n – 2) … (n – r + 1) = n!/(n – r)!
3. Then, the number of permutations of these n objects is = n!/(p1!).(p2)!…..(pr!)
4. Number of Combinations – The number of all combinations of n things, taken r at a time is:
nCr = n!/(r!)(n – r)! = n(n – 1)(n – 2) … to r factors/r!

Permutations and Combinations MCQ Quiz Answers With Solutions

Soon after completing the Permutations and Combinations Aptitude MCQ test, people can check the answers for each question. Candidates, who are interested in choosing this Permutations and Combinations Aptitude as a part of a topic in preparation can immediately start preparing. Individuals can take the test free of cost only through our website.

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