JEE MATHS UNIT 4
QUIZ NO 4
TOTAL QUESTIONS = 20
1. The number of permutations of 4 different objects taken all at a time is
A. 4
B. 24
C. 16
D. 12
2. The value of 7P2 is
A. 42
B. 72
C. 56
D. 14
3. The number of ways to select 2 objects from a set of 6 distinct objects is
A. 15
B. 20
C. 10
D. 12
4. If nC2 = 28, the value of n is
A. 6
B. 7
C. 8
D. 9
5. The number of subsets of a set with 8 elements is
A. 32
B. 64
C. 256
D. 128
6. How many ways can 3 boys and 2 girls be seated in a row such that all boys sit together?
A. 120
B. 60
C. 24
D. 48
7. The number of permutations of the word "MATHS" is
A. 60
B. 120
C. 240
D. 720
8. If 10C4 = x, then the value of x is
A. 120
B. 210
C. 252
D. 120
9. The number of ways to distribute 5 identical balls into 2 distinct boxes is
A. 5
B. 6
C. 7
D. 4
10. The number of ways to arrange the letters of the word "APPLE" is
A. 60
B. 120
C. 240
D. 360
11. If nP3 = 720, the value of n is
A. 6
B. 8
C. 10
D. 9
12. The number of circular permutations of 6 people is
A. 120
B. 720
C. 5!
D. 6!
13. The number of ways to select a team of 5 players from a group of 10 players is
A. 100
B. 252
C. 120
D. 210
14. The number of arrangements of the word "INDIA" is
A. 120
B. 60
C. 240
D. 20
15. The value of 8C5 is
A. 56
B. 70
C. 120
D. 45
16. If nC4 = 15, the value of n is
A. 6
B. 7
C. 5
D. 8
17. The number of ways to arrange 5 boys and 3 girls in a row such that no two girls sit together is
A. 2520
B. 720
C. 1440
D. 5040
18. How many ways can 6 books be arranged in a row?
A. 720
B. 120
C. 60
D. 360
19. The value of 10P3 is
A. 720
B. 1000
C. 7200
D. 120
20. The number of ways to arrange 4 boys and 4 girls in a circle such that no two girls sit together is
A. 1440
B. 4320
C. 120
D. 720
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