Select Menu

Permutation Quiz | Aptitude Important MCQ 

1 >>Q1. In how many ways 4 boys and 3 girls can be seated in a row so that they are alternate? ?

  • (A) 144
  • (B) 132
  • (C) 156
  • (D) 148
2 >>Q2. In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate? ?
  • (A) 2152
  • (B) 1146
  • (C) 1152
  • (D) 1278
3 >>Q3. There are 5 boys and 3 girls. In how many ways can they be seated in a row so that all the three girls do not sit together? ?
  • (A) 16000
  • (B) 18000
  • (C) 19000
  • (D) 36000
4 >>Q4. How many different words can be formed with the letters of the word 'PENCIL' when vowels occupy even places? ?
  • (A) 144
  • (B) 248
  • (C) 288
  • (D) 72
Download








5 >>Q5. In how many ways can the letters of the word 'DIRECTOR' be arranged so that the three vowels are never together? ?
  • (A) 9000
  • (B) 18000
  • (C) 16000
  • (D) 19000
6 >>Q6. How many different letter arrangement can be made from the letters of the word 'RECOVER'? ?
  • (A) 1260
  • (B) 1560
  • (C) 2360
  • (D) 1256
7 >>Q7. From four officers and eight jawans in how many ways can be six chosen include at least one officer? ?
  • (A) 796
  • (B) 996
  • (C) 556
  • (D) 896
8 >>Q8. The number of straight lines can be formed out of 10 points of which 7 are collinear? ?
  • (A) 65
  • (B) 45
  • (C) 25
  • (D) 35
9 >>Q10. Everybody in a room shakes hands with everybody else. The total number of hand shakes is 66. How many persons in the room? ?
  • (A) 12
  • (B) 11
  • (C) 13
  • (D) 14





10 >>Q12. A polygon has 44 diagonals the number of its sides is- ?
  • (A) 11
  • (B) 13
  • (C) 9
  • (D) 17
11 >>Q13. The number of different permutations of the word 'BANANA' is- ?
  • (A) 20
  • (B) 30
  • (C) 60
  • (D) 120

Download Permutation Quiz

12 >>Q15. If nPr = 120 nCr, then r is equa1 to- ?
  • (A) 6
  • (B) 7
  • (C) 3
  • (D) 5
13 >>Q16. The total number of permutations of four letters that can be made out of the letters of the word 'EXAMINATION' is- ?
  • (A) 2454
  • (B) 3454
  • (C) 2001
  • (D) None of these
14 >>Q18. In how many different ways can the letters of the word 'PADDLED' be arranged? ?
  • (A) 740
  • (B) 840
  • (C) 640
  • (D) 540
Download







15 >>Q19. The number of triangles that can be formed by choosing the vertices from a set of 12 points, 7 of which lie on the same straight line, is- ?
  • (A) 185
  • (B) 285
  • (C) 555
  • (D) 625
16 >>Q20. If S = {2, 3, 4, 5, 7, 9}, then the number of different three-digit numbers (with all distinct digits) less than 400 that can be formed from S is- ?
  • (A) 21
  • (B) 25
  • (C) 44
  • (D) 40
17 >>Q22. How many words can be formed out of the letters of the word 'VELOCITY', so that vowels occupy the even place? ?
  • (A) 720
  • (B) 480
  • (C) 17280
  • (D) 2880
18 >>Q28. 12 persons are to be arranged to a round table. If two particular person among them are not to be side by side the total number of arrangement is- ?
  • (A) 9( 10!)
  • (B) 2 (10!)
  • (C) 45 (8!)
  • (D) 10!
19 >>Q29. The number of odd integers between 1000 and 9999 with no digit repeated is- ?
  • (A) 3333
  • (B) 2120
  • (C) 2240
  • (D) 3331
20 >>Q30. The number of different messages that can be represented by three 0's and two I's is- ?
  • (A) 10
  • (B) 6
  • (C) 9
  • (D) 8



Important Examples of Permutation and Combinations





 
Top