Teachoo MCQ Test

Short Quiz

Chapter 6 Class 11 Permutations and Combinations | 5 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 408
Question 1 of 5
Question 1 of 5
In an examination there are three multiple choice questions and each question has 4 choices. Number of ways in which a student can fail to get all answer correct is
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Question 2 of 5
NCERT Exemplar
The number of ways in which a team of eleven players can be selected from 22 players always including 2 of them and excluding 4 of them is
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Question 3 of 5

Assertion: \(5!-3!=2!\).


Reason: Factorial notation does not distribute over subtraction; in general, \(a!-b!\neq (a-b)!\).

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Question 4 of 5
NCERT Exemplar
The number of parallelograms that can be formed from a set of four parallel lines intersecting another set of three parallel lines is
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Question 5 of 5

Assertion: Five distinct girls and three distinct boys can be seated in a row in 14400 ways so that no two boys sit together.


Reason: After arranging the girls in \(5!\) ways, there are 6 available gaps, and the three distinct boys can be placed in these gaps in \({}^{6}P_{3}\) ways.

× G × G × G × G × G ×
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