08 Logical Reasoning Quiz with solution for Exam Topic Wise

Topic Wise Logical Reasoning Quiz with solution for Exam 

Logical Reasoning Topic: SEQUENCE OF WORDS REASONING

1 >>Which one of the alternatives will replace the question-mark (?)

CVD, CTE, DQE, DMF, EHF, ? ?

• (A) ECG
• (B) FCG
• (C) EBG
• (D) FBG

Solution There is no explanation need to solve.

2 >>Which one of the alternatives will replace the question-mark (?)

JKL, LKJ, JKLM, MLKJ, JKLMN, ? ?

• (A) LMJKN
• (B) NLMKJ
• (C) NMUK
• (D) NMLKJ

Solution There is no explanation need to solve.

3 >>One number-series is given in which one term is wrong. Find out the wrong term.

4, 11, 21, 34, 49, 69,91. ?

• (A) 34
• (B) 69
• (C) 49
• (D) 21

Solution 11 - 4 = 721 - 11 = 1034 - 21 = 1349 - 34 = 15Hence 49 is wrong.50 should have come in place of 49.i.e, 50 - 34 = 60.

4 >>One number-series is given in which one term is wrong. Find out the wrong term.

5, 12, 19, 33, 47, 75, 104. ?

• (A) 33
• (B) 47
• (C) 75
• (D) 104

Solution 12 - 5 = 719 - 12 = 734 - 19 = 1447 - 33 = 1475 - 47 = 28104 - 75 = 29.Hence 104 is wrong.103 should have come in place of 104.i.e,103 - 75 = 28.

5 >>Which one of the alternatives will replace the question mark (?)

4, 9, 19, 39, 79, ? ?

• (A) 169
• (B) 159
• (C) 119
• (D) 139

Solution There is no explanation need to solve.

Download 6 >>Which one of the alternatives will replace the question mark (?)

0, 7, 26, 65, 124, 215, ? ?

• (A) 305
• (B) 295
• (C) 342
• (D) 323

Solution There is no explanation need to solve.

7 >>Which one of the alternatives will replace the question mark (?)

4, 7, 10, 10, 16, 13, ? ?

• (A) 19
• (B) 23
• (C) 22
• (D) 21

Solution The sequence is a combination of two series.I. 4,10,16, ?II. 7,10,13The pattern followed in I is adding 6.The pattern followed in II is adding 3.Therefore missing number 16 + 6 = 22.

8 >>Which one of the alternatives will replace the question mark (?)

7, 12, 19, 28, 39, ? ?

• (A) 52
• (B) 50
• (C) 51
• (D) 48

Solution The patteren is +5, +7, +9, +11, +13,......Therefore missing number = 39 + 13 = 52.

9 >>Fill in the blank space.

1, 4, 9, 16, 25 (.......) ?

• (A) 35
• (B) 36
• (C) 48
• (D) 49

Solution The patteren is 12, 22, 32, 42, 52, 62,....

10 >>Fill in the blank space.

20, 19, 17, (......), 10, 5 ?

• (A) 12
• (B) 13
• (C) 14
• (D) 15

Solution The patteren is -1, -2, -3, -4, -5,.....Therefore the missing number = 17 - 3 = 14.

11 >>Fill in the blank space.

2, 3, 5, 7, 11. (.....) ?

• (A) 12
• (B) 13
• (C) 14
• (D) 15

Solution Clearly, the given series consists of prime numbers starting from 2.The prime number after 11 is 13.So, 13 is the missing number.

12 >>Fill in the blank space.

6, 11, 21, 36, 56, (.......) ?

• (A) 42
• (B) 51
• (C) 81
• (D) 91

Solution The patteren is +5, +10, +15, +20, +25,....Therefore missing number = 56 + 25 = 81.

13 >>Arrange the words given below in a meaningful sequence.

1. Sentence
2. Chapter
3. Letter
4. Book
5. Word
6. Paragraph ?

• (A) 4, 2, 1, 6, 5, 3
• (B) 4, 2, 6, 1, 5, 3
• (C) 4, 6, 1, 2, 3, 5
• (D) 4, 6, 2, 5, 1, 3

Solution There is no explanation need to solve.

14 >>Arrange the words given below in a meaningful sequence.

1. College
2. Child
3. Salary
4. School
5. Employment ?

• (A) 1, 2, 4, 3, 5
• (B) 2, 4, 1, 5, 3
• (C) 4, 1, 3, 5, 2
• (D) 5, 3, 2, 1, 4

Solution There is no explanation need to solve.

15 >>Arrange the words given below in a meaningful sequence.

1. Puberty
2. Adulthood
3. Childhood
4. Infancy
5. Senescence
6. Adolescence ?

• (A) 4, 3, 1, 6, 2, 5
• (B) 2, 4, 6, 3, 1, 5
• (C) 4, 3, 6, 2, 1, 5
• (D) 5, 6, 2, 3, 4, 1

Solution There is no explanation need to solve.

16 >>Arrange the words given below in a meaningful sequence.

1. Mother
2. Child
3. Milk
4. Cry
5. Smile ?

• (A) 2, 4, 1, 3, 5
• (B) 1, 5, 2, 4, 3
• (C) 2, 4, 3, 1, 5
• (D) 3, 2, 1, 5, 4

Solution There is no explanation need to solve.

17 >>Arrange the words given below in a meaningful sequence.

1. Post-box
2. Letter
3. Envelope
4. Delivery
5. Clearance ?

• (A) 2, 3, 1, 4, 5
• (B) 3, 2, 1, 4, 5
• (C) 3, 2, 1, 5, 4
• (D) 3, 2, 4, 5, 1

Solution There is no explanation need to solve.

18 >>Which one of the alternatives will replace the question-mark (?)

Z, T, O, K, H, ? ?

• (A) E
• (B) J
• (C) F
• (D) D

Solution There is no explanation need to solve.

19 >>Which one of the alternatives will replace the question-mark (?)

HZF, IWH, KSJ, NNL, ? ?

• (A) SHM
• (B) RHN
• (C) THN
• (D) RGM

Solution First letter moves one step forward, second letter moves three steps backward and third letter moves two steps backward to obtain the corresponding letters.

20 >>Which one of the alternatives will replace the question-mark (?)

MR, PO, SL, VI, ? ?

• (A) YF
• (B) ZE
• (C) YD
• (D) ZF

Solution First letter moves three steps forward and second letter three steps backward.

Logical Reasoning Topic: SERIES COMPLETION REASONING

1 >>Find the missing number in the series.

2, 5, 10, 17, 26, 37, ? ?

• (A) 48
• (B) 50
• (C) 46
• (D) 67

Solution The numbers progressively increase by 3, 5, 7, 9, 11, 13 and so on

2 >>Find the missing number in the series.

7, 14, 23, 34, 47, 62, ? ?

• (A) 79
• (B) 92
• (C) 82
• (D) 94

Solution The numbers progressively increase by 7, 9, 11, 13, 15, 17 and so on. Thus 7 + 7 = 14 14 + 9 = 23 23 + 11 = 34 34 + 13 = 47 47 + 15 = 62 62 + 17 = 79

3 >>Find the missing number in the series.

2, 4, 12, 48, 240, ? ?

• (A) 480
• (B) 1200
• (C) 1440
• (D) 720

Solution The numbers are progressively multiplied by 2, 3, 4, 5 and 6. Thus 2 * 2 = 4 4 * 3 = 12 12 * 4 = 48 48 * 5 = 240 240 * 6 = 1440

4 >>Find the missing number in the series.

1, 5, 4, 10, 9, 15, 16, 20, ? ?

• (A) 27
• (B) 25
• (C) 23
• (D) 30

Solution There are 2 series here. I. 1, 4, 9, 16, ?. II. 5, 10, 15, 20. So, the missing number is 25.

Download 5 >>Find the missing number in the series.

101, 120, 145, 168, 197, ? ?

• (A) 224
• (B) 226
• (C) 241
• (D) 227

Solution The series is 102 + 1 = 101 112 - 1 = 120 122 + 1 = 145 132- 1 = 168 142+ 1 = 197 152 - 1 = 224.

6 >>Find the missing number in the series.

20, 17, 19, 16, 18, 15, ? ?

• (A) 15
• (B) 17
• (C) 21
• (D) 22

Solution The series is 20 - 3 = 17 17 + 2 = 19 19 - 3 = 16 16 + 2 = 18 18 - 3 = 15 15 + 2 = 17.

7 >>Find the missing number in the series.

2, 10, 30, 68, 130, ? ?

• (A) 231
• (B) 190
• (C) 214
• (D) 222

Solution The series is 13 + 1 = 2 23 + 2 = 10 33+ 3 = 30 43+ 4 = 68 53+ 5 = 130 63 + 6 = 222

8 >>Find the missing number in the series.

1438, 1429, 1417, 1402, ? ?

• (A) 1378
• (B) 1384
• (C) 1387
• (D) 1392

Solution The numbers progressively decrease by multiples of 3 starting with 9. Thus 1438 - 1429 = 9 1429 - 1417 = 12 1417 - 1402 = 15. 1402 - 18 = 1384.

9 >>Find the missing number in the series.

5, 6, 7, 8, 10, 11, 14, ? ?

• (A) 19
• (B) 17
• (C) 16
• (D) 15

Solution There are 2 series here. I. 5, 7, 10, 14 II. 6, 8, 11, ? The patteren followed in II is +2, +3, +4, .... So , the missing number is 11 + 4 = 15

10 >>Find the missing number in the series.

1, 3, 6, 10, 15, ? ?

• (A) 18
• (B) 21
• (C) 19
• (D) 20

Solution The numbers progressively increase by 2, 3, 4, 5, 6 etc. i.e, 1 + 2 = 3 3 + 3 = 6 6 + 4 = 10 10 + 5 = 15 15 + 6 = 21

11 >>Find the missing number in the series.

5, 9, 17, 29, 45, ... ? ?

• (A) 58
• (B) 64
• (C) 65
• (D) 80

Solution Pattern in the series is +4, +8, +12, +16, +20, ..... So , the missing number is 45 + 20 = 65

12 >>Find the missing number in the series.

8, 17, 36, 75, 154, ? ?

• (A) 293
• (B) 313
• (C) 342
• (D) 265

Solution (8 * 2) + 1 = 17 (17 * 2) + 2 = 36 (36 * 2) + 3 = 75

13 >>Find the missing number in the series.

10, 100, 200, 310, ? ?

• (A) 400
• (B) 410
• (C) 420
• (D) 430

Solution The difference between successive numbers is 90, 100, 110. Hence the difference between the next number and 310 should be 120. Thus 310 + 120 = 430.

14 >>Find the missing number in the series.

4.12.11 , 1. 1. 12 , 29. 1. 12 , 26. 2. 12 , ? ?

• (A) 24. 3. 12
• (B) 25. 3. 12
• (C) 26. 3. 12
• (D) 27. 3. 12

Solution The difference between two consecutive dates is 28 days. Note: 2012 was a leap year.

15 >>Find the missing number in the series.

2, 3, 10, 29, 66, ? ?

• (A) 89
• (B) 99
• (C) 127
• (D) 130

Solution The difference between the numbers is 1, 7, 19, 37. The difference between the numbers so obtained is 6, 12, 18. Hence the difference between the next number and 66 should be 37 + 24 = 61. Thus 66 + 61 = 127.

16 >>Find the missing number in the series..

1, 2, 6, 21, ? ?

• (A) 88
• (B) 86
• (C) 67
• (D) 62

Solution 1 * 1 + 1 = 2 2 * 2 + 2 = 6 6 * 3 + 3 = 21 21 * 4 + 4 = 88

17 >>Find the missing number in the series.

2460, 3570, 4680, ? ?

• (A) 8640
• (B) 5670
• (C) 5970
• (D) 5790

Solution Number formed by first 2 digits increases by 11 in each consecutive number, while the number formed by the last 2 digits increases by 10.

Download 18 >>Find the missing number in the series.

7714, 7916, 8118, ? ?

• (A) 8320
• (B) 8312
• (C) 8520
• (D) 8515

Solution The first 2 digits are a sequence of odd numbers starting from 77 and the last 2 digits are a sequence of even numbers starting from 14.

19 >>Find the missing number in the series.

2, 3, 10, 15, ? ?

• (A) 25
• (B) 26
• (C) 24
• (D) 30

Solution 12 + 1 = 2 22 - 1 = 3 32 + 1 = 10 42 - 1 = 15 52 + 1 = 26

20 >>Find the missing number in the series.

325, 259, 204, 160, 127, ?. ?

• (A) 103
• (B) 115
• (C) 105
• (D) 100

Solution The pattern is - 66, - 55, - 44, - 33, - 22, ..... i.e, 325 -66 = 259 259 - 55 = 204 204 - 44 = 160 160 - 33 = 127 127- 22 = 105 So, the missing number is 105.

Logical Reasoning Topic: SITUATION REACTION REASONING

"1 >>A is 40 m South west of B. C is 40m South east of B. Then, C is in which direction of A? ?

• (A) West
• (B) North east
• (C) South
• (D) East

Solution A is clear from the adjoining diagram, C lies to the east of A.

2 >>Vimal walks northwards. After a while, he turns to his right and a little further to his left. Finally, after walking a distance of one kilometre, he turns to his left again. In which direction is he moving now? ?

• (A) North
• (B) South
• (C) West
• (D) East

Solution Clearly he is finally walking in the direction DE i.e. West.

3 >>P, Q, R and S are playing a game of carrom. P,R and S, Q are partners. S is to the right of R who is facing west. Then, Q is facing ?

• (A) East
• (B) West
• (C) South
• (D) North

Solution As per the given data, R faces towards West.S is to the right of R.So, S is facing towards South.Thus, Q who in the partner of S will face towards North.

4 >>Sathish wants to go to the university. He starts from his home which is in the East and comes to a crossing. The road to the left ends in a theatre, straight ahead is the hospital. In which direction is the university? ?

• (A) East
• (B) North
• (C) West
• (D) south

Solution Starting from his house in the East, Sathish moves westwards. Then, the theatre, which is to the left, will be in the South. The hospital, which is straight ahead, will be to the West. So, the University will be to the North.

5 >>Going 50 m to the South of her house, Radhika turns left and goes another 20 m. Then, turning to the North, she goes 30 m and then starts walking to her house. In which direction is she walking now? ?

• (A) North
• (B) East
• (C) North west
• (D) South east

Solution The movements of Radhika are (A to B, B to C, C to D and D to A). Clearly, she is finally moving in the direction DA i.e. North west

6 >>If A is to the south of B and C is to the east of B, in what direction is A with respect to C? ?

• (A) North east
• (B) North west
• (C) South east
• (D) South west

Solution Clearly comparing the direction of A w.r.t. C. A will be south west of C.

7 >>From his house, Lokesh went 15 kms to the North. Then he turned West and covered 10 kms.
Then, he turned South and covered 5 kms. Finally, turning to East, he covered 10 kms. In which direction is he from his house? ?

• (A) East
• (B) West
• (C) South
• (D) North

Solution The movements of Lokesh are (A to B, B to C, C to D and D to E).Clearly, his final position is E which is to the North of his house at A.

8 >>A, B, C and D are playing cards. A and B are partners.
D faces towards North. If A faces towards West, then who faces towards South? ?

• (A) A
• (B) B
• (C) D
• (D) C

Solution As per the data, D faces North. A faces towards West.So, its partner B will face towards A and hence towards East. So C who will face D will face towards South.

9 >>There are four towns P, Q, R and T. Q is to the South-west of P,

R is to the east of Q and south-east of P, and T is to the north of R in line with QP.

In which direction of P is T located? ?

• (A) North
• (B) South
• (C) North east
• (D) East

Solution Clearly, the arrangement according to the given directions. So T lies to the north east of P.

10 >>A race always has ?

• (A) Referee
• (B) Spectators
• (C) Rivals
• (D) Prize

Solution No explanation for this quesion.

11 >>Which of the following a 'Drama' must have ? ?

• (A) Actord
• (B) Story
• (C) Sets
• (D) Director

Solution No explanation for this quesion.

12 >>To be an ideal manager, you should ?

• (A) Organize seminars for your subordinates
• (B) Present yourself as an example
• (C) Be authoritarian in your approach
• (D) Stick to your rules

Solution No explanation for this quesion.

13 >>In the modern world integrity has no value. This is true ?

• (A) Always
• (B) Not always but at times
• (C) In general with exceptions
• (D) In majority of the cases

Solution No explanation for this quesion.

14 >>Which is the best quality in a man? ?

• (A) Sincerity
• (B) Ability to please others
• (C) Ability to work hard
• (D) Talk politely

Solution No explanation for this quesion.

15 >>Your bathroom tap is leaking and is a constant source of irritating noise. You would ?

• (A) Sleep with pillows upon your ears
• (B) Put a bucket underneath
• (C) Call a plumber to repair the tap
• (D) Try to put up a cork upon the mouth of the tap

Solution No explanation for this quesion.

16 >>You are passing by a river and you know swimming. Suddenly you hear the cry of a drowning child. You would ?

• (A) Wait to see if some other person is there to help
• (B) Dive into the river to save him
• (C) Look for professional divers
• (D) Console the childs parents

Solution No explanation for this quesion.

17 >>A train is coming and you are standing at the station. Suddenly you notice that the railway track is broken. You will ?

• (A) Leave the station
• (B) Use some means to stop train immediately
• (C) Inform the authority to take necessary action
• (D) None of these

Solution No explanation for this quesion.

18 >>You have made some silly mistakes which have been pointed out to you. You will ?

• (A) Get angry
• (B) Feel miserable
• (C) Feel thankful
• (D) Laugh it away

Solution No explanation for this quesion.

19 >>While sitting in a park, you observe that a smart young man comes to the place on a scooter, leaves it there and goes away with someone else on a motorbike. You would ?

• (A) Chase the person
• (B) Remain engaged in your enjoyment
• (C) Inform the police at the nearby booth
• (D) Call back the person

Solution No explanation for this quesion.

20 >>You find that the person whom you call your friend has been cheating you. What would you do? ?

• (A) Give him tit for tat
• (B) Tell other friends about him
• (C) Break relations with him
• (D) Make him realise his mistake

Solution No explanation for this quesion.

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Topic Wise Logical Reasoning Quiz with solution