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Permutations and Combinations Quiz
Class XI
Mathematics
Permutations and Combinations
11 questions
MEDIUM
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Preview questions
1. How many ways can 3 books be arranged on a shelf?
3 · 6 · 9 · 12
2. In how many ways can 5 different books be selected from a shelf of 10 books?
252 · 120 · 10 · 50
3. What is the number of permutations of 4 objects taken 2 at a time?
12 · 16 · 8 · 24
4. If nPr = 120 and r = 3, what is the value of n?
6 · 5 · 4 · 8
5. How many different ways can the letters of the word 'MATH' be arranged?
24 · 12 · 16 · 8
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