Teachoo MCQ Test

Short Quiz

Preparing for CBSE

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 384
Question 1 of 5
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Question 1 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 2 of 5

Assertion: The number of 4-digit security codes formed from the digits 0 to 9, with repetition allowed but with the first digit non-zero, is 9000.


Reason: The first position has 9 choices, while each of the remaining three positions has 10 choices; hence the total is \(9\times 10\times 10\times 10\).

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Question 3 of 5
NCERT Exemplar
The number of 5-digit telephone numbers having atleast one of their digits repeated is
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Question 4 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 5 of 5
NCERT Exemplar
The number of ways in which we can choose a committee from four men and six women so that the committee includes at least two men and exactly twice as many women as men is
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