By Online ECAT Math Permutations, Combinations and Probability Test Preparation
Online Math Permutations, Combinations and Probability Test based on 10 to 20 MCQs.
Mathematics Permutations, Combinations and Probability
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Question 1 of 10
1. Question
2 pointsAn arrangement 0f a finite number of objects taken some or all at a time is called their
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Question 2 of 10
2. Question
2 pointsLetters of SAP taken all at a time can be written in
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Question 3 of 10
3. Question
2 pointsn different objects can be arranged taken all at a time in
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Question 4 of 10
4. Question
2 pointsnP2 = 30→n =
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Question 5 of 10
5. Question
2 pointsFrom a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?
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Question 6 of 10
6. Question
2 pointsValue of 10C4 x 8C3 is
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Question 7 of 10
7. Question
2 pointsIn how many ways can the letters of the word ‘LEADER’ be arranged?
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Question 8 of 10
8. Question
2 pointsn(n-1)(n-2)(n-3)…(n-r+1)=
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Question 9 of 10
9. Question
2 pointsThe factorial of a positive integer n is
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Question 10 of 10
10. Question
2 points(n+1)n(n-1)/3.2.1 =
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Leaderboard: Mathematics Permutations, Combinations and Probability
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