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Maths Permutations and Combinations Class 11 MCQ and Assertion Questions

Short Quiz · Class 11 · Maths · CBSE

Preparing for CBSE

Chapter 6 Class 11 Permutations and Combinations | 5 questions | about 4 minutes

Practise Permutations and Combinations Class 11 with Teachoo's Short Quiz (Class 11 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 5
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Question 1 of 5

Assertion: Using the digits 1, 2, 3, 4, 5 and 6 without repetition, 60 different 3-digit even numbers can be formed.


Reason: Since the digits are not repeated and their order matters, the problem involves permutations.

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Question 2 of 5
The straight lines \(l_1, l_2\) and \(l_3\) are parallel and lie in the same plane. A total numbers of \(m\) points are taken on \(l_1 ; n\) points on \(l_2, k\) points on \(l_3\). The maximum number of triangles formed with vertices at these points are
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Question 3 of 5
NCERT Exemplar
The sum of the digits in unit place of all the numbers formed with the help of 3, 4, 5 and 6 taken all at a time is
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Question 4 of 5
All the letters of the word 'EAMCOT' are arranged in different possible ways. The number of such arrangements in which no two vowels are adjacent to each other is
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Question 5 of 5
NCERT Exemplar
If \({ }^n \mathrm{C}_{12}={ }^n \mathrm{C}_8\), then \(n\) is equal to
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