90 Logical Reasoning Questions and Answers for 2025

Logical reasoning plays a significant role in interview preparation. It is a crucial skill for competitive exams and corporate job interviews and helps assess a candidate's ability to think critically, analyze problems, and make decisions based on logical principles. By practicing logical reasoning questions, candidates can improve their problem-solving speed, enhance their analytical thinking, and approach complex scenarios with greater clarity.

The 90 logical reasoning questions and answers in this tutorial will help you prepare for your 2025 interviews. Whether you're a fresher or an experienced professional, these questions will give you the confidence to tackle a wide range of logical reasoning problems and ace your next interview.

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Logical Reasoning Questions and Answers for Freshers

This section covers basic logical reasoning questions that test your ability to identify patterns, understand relationships, and solve problems.

1. Basic Number Series

1: What is the next number in the sequence: 2, 4, 8, 16, ___?
a) 32
b) 24
c) 30
d) 64
Answer: a) 32

2: What comes next in the sequence: 5, 10, 15, 20, ___?
a) 25
b) 30
c) 18
d) 35
Answer: a) 25

3: What is the missing number in the series: 7, 14, 21, ___, 35?
a) 28
b) 30
c) 32
d) 25
Answer: a) 28

2. Alphabet and Letter Series

4: What is the next letter in the series: A, C, E, G, ___?
a) I
b) H
c) F
d) J
Answer: a) I

5: Which letter is missing in the series: B, D, F, ___, J?
a) G
b) H
c) I
d) K
Answer: a) G

6: What is the 8th letter in the alphabet series: A, B, C, D, E, F, G, ___?
a) H
b) I
c) J
d) K
Answer: a) H

3. Simple Direction Sense Test

7: If you walk 10 meters north and then 10 meters south, what is your final position?
a) 10 meters north
b) 10 meters south
c) 20 meters from the starting point
d) You are at the same point
Answer: d) You are at the same point

8: A man walks 10 meters east, 10 meters north, and then 10 meters west. Where is he now?
a) 10 meters east of the start
b) 10 meters north of the start
c) 10 meters west of the start
d) At the starting point
Answer: d) At the starting point

9: If you start facing west and turn 90° to your right, which direction will you be facing?
a) North
b) South
c) East
d) West
Answer: b) South

4. Syllogism

10: All dogs are animals. Some animals are pets. Are all pets dogs?
a) Yes
b) No
c) Cannot be determined
d) Some pets are dogs
Answer: d) Some pets are dogs

11: No birds are mammals. All animals are birds. Can an animal be a mammal?
a) Yes
b) No
c) Some animals are mammals
d) Cannot be determined
Answer: b) No

12: Some fruits are apples. All apples are red. Are all fruits red?
a) Yes
b) No
c) Cannot be determined
d) Some fruits are not red
Answer: b) No

5. Venn Diagrams

13: If set A represents men and set B represents women, what does the intersection of A and B represent?
a) Men and women
b) Only men
c) Only women
d) No intersection
Answer: d) No intersection

14: In a Venn diagram, if set A is fruits and set B is vegetables, what does the intersection represent?
a) Both fruits and vegetables
b) Only fruits
c) Only vegetables
d) No intersection
Answer: a) Both fruits and vegetables

15: If set A represents students who study math and set B represents students who study science, what does the union represent?
a) Students who study only math
b) Students who study only science
c) Students who study either math or science
d) Students who study both math and science
Answer: c) Students who study either math or science

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6. Blood Relations

16: A man’s father is my uncle. How am I related to the man?
a) Brother
b) Father
c) Nephew
d) Son
Answer: c) Nephew

17: If A is the brother of B, and C is the father of B, what is C to A?
a) Brother
b) Father
c) Uncle
d) None of the above
Answer: b) Father

18: P is the daughter of Q, who is the mother of R. How is R related to P?
a) Sister
b) Brother
c) Father
d) Brother or Sister
Answer: d) Brother or Sister

7. Odd One Out

19: Which of the following does not belong?
a) Cat
b) Dog
c) Cow
d) Snake
Answer: d) Snake

20: Choose the odd one out.
a) Apple
b) Banana
c) Carrot
d) Mango
Answer: c) Carrot

21: Find the odd one out.
a) Red
b) Green
c) Square
d) Blue
Answer: c) Square

8. Coding and Decoding

22: In a code language, if “GIRL” is written as “HJSM,” how would you write “BOY”?
a) CPZ
b) CPX
c) CNY
d) DNY
Answer: a) CPZ

23: If “PENCIL” is written as “QFODJM,” what is the code for “BOOK”?
a) CPPL
b) CPNL
c) CNOJ
d) CPOM
Answer: a) CPPL

24: If “BAT” is coded as “CBU,” what is the code for “CAT”?
a) DBU
b) DBT
c) DCT
d) DCR
Answer: a) DBU

9. Input-Output Tests

25: What is the next step in the series: Input: 6, 8, 10, ___?
a) 12
b) 14
c) 11
d) 13
Answer: a) 12

26: In a series of instructions, if the output is 3, 9, 18, what is the next number?
a) 27
b) 24
c) 20
d) 21
Answer: a) 27

27: If the pattern is 1, 4, 9, 16, what is the next number?
a) 25
b) 22
c) 30
d) 20
Answer: a) 25

10. Statement and Assumptions

28: Statement: "The train is late."
Assumption: "Trains sometimes run late."
Is the assumption valid?
a) Yes
b) No
c) Cannot be determined
d) Both A and B
Answer: a) Yes

29: Statement: "It’s too cold to go outside."
Assumption: "Cold weather makes people stay indoors."
a) Yes
b) No
c) Cannot be determined
d) Both A and B
Answer: a) Yes

30: Statement: "This restaurant is very popular."
Assumption: "The food is good."
a) Yes
b) No
c) Cannot be determined
d) Both A and B
Answer: a) Yes

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Logical Reasoning Questions and Answers for Intermediate

If you have some experience in logical reasoning and are looking to level up, these moderately challenging logical reasoning questions are perfect for you.

11. Data Sufficiency

31: Is x > 5?
(1) x + 3 > 8
(2) x - 2 > 3
a) Statement (1) alone is sufficient
b) Statement (2) alone is sufficient
c) Both statements together are sufficient
d) Neither statement is sufficient
Answer: c) Both statements together are sufficient

32: What is the value of x?
(1) x + 5 = 10
(2) x = 7
a) Statement (1) alone is sufficient
b) Statement (2) alone is sufficient
c) Both statements together are sufficient
d) Neither statement is sufficient
Answer: a) Statement (1) alone is sufficient

33: Is the number divisible by 6?
(1) The number is even.
(2) The sum of the digits is divisible by 3.
a) Statement (1) alone is sufficient
b) Statement (2) alone is sufficient
c) Both statements together are sufficient
d) Neither statement is sufficient
Answer: c) Both statements together are sufficient

12. Seating Arrangement

34: In how many ways can 5 people sit around a round table?
a) 120
b) 24
c) 60
d) 10
Answer: a) 120

35: If P, Q, R, and S are sitting in a row, how many ways can they be arranged if P must sit next to Q?
a) 12
b) 6
c) 24
d) 8
Answer: b) 6

36: How many ways can 5 students be seated in 5 chairs?
a) 10
b) 25
c) 120
d) 60
Answer: c) 120

13. Critical Reasoning

37: "All dogs bark."
Which of the following is a valid conclusion?
a) Some dogs do not bark.
b) All dogs bark loudly.
c) Every dog barks.
d) Some dogs bark.
Answer: c) Every dog barks.

38: "Only if you work hard will you succeed."
Which of the following can be inferred?
a) Hard work guarantees success.
b) Success comes only with hard work.
c) Hard work and success are unrelated.
d) Success can occur without hard work.
Answer: b) Success comes only with hard work.

39: "If it rains tomorrow, the match will be canceled."
Which of the following is true?
a) The match is canceled.
b) The match will not be canceled.
c) It rained yesterday.
d) It may rain tomorrow.
Answer: d) It may rain tomorrow.

14. Logical Sequence

40: What is the next number in the sequence: 1, 4, 9, 16, ___?
a) 25
b) 36
c) 21
d) 30
Answer: a) 25

41: What comes next in the sequence: 2, 5, 10, 17, ___?
a) 22
b) 26
c) 29
d) 32
Answer: b) 26

42: Find the next number in the series: 3, 9, 27, 81, ___?
a) 243
b) 300
c) 3000
d) 234
Answer: a) 243

15. Puzzles Based on Clocks and Calendars

43: What time will it be 45 minutes after 4:30?
a) 5:15
b) 5:10
c) 5:00
d) 5:45
Answer: a) 5:15

44: If it is 3:30 PM now, what will be the time after 120 minutes?
a) 4:30
b) 6:30
c) 5:30
d) 7:30
Answer: b) 6:30

45: How many days are there in the month of February in a leap year?
a) 28
b) 29
c) 30
d) 31
Answer: b) 29

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16. Assumption and Conclusion

46: Statement: "He is always punctual."
Assumption: "He never misses a meeting."
a) Yes
b) No
c) Neither A nor B
Answer: a) Yes

47: Statement: "This laptop is very fast."
Assumption: "The laptop can handle heavy tasks."
a) Yes
b) No
c) Neither A nor B
Answer: a) Yes

48: Statement: "It’s raining heavily."
Assumption: "The roads may be flooded."
a) Yes
b) No
c) Neither A nor B
Answer: a) Yes

17. Coded Relationships

49: If “MOTHER” is written as “NTUFSJ,” how will you write “FATHER”?
a) GUBGFS
b) GUGFES
c) GUGFHS
d) GUGFIS
Answer: a) GUBGFS

50: If “GREAT” is written as “HSBUF,” how would “WORLD” be coded?
a) XPSEM
b) YQTMF
c) YQTMG
d) XQSEK
Answer: b) YQTMF

51: If “CARE” is written as “DBSF,” how is “HELP” written?
a) IFQO
b) IQPN
c) IQRM
d) IQQN
Answer: a) IFQO

18. Analogies

52: Dog is to Bark as Cat is to ___?
a) Growl
b) Meow
c) Roar
d) Hiss
Answer: b) Meow

53: Sun is to Day as Moon is to ___?
a) Night
b) Sky
c) Earth
d) Star
Answer: a) Night

54: Book is to Reading as Fork is to ___?
a) Eating
b) Writing
c) Cooking
d) Digging
Answer: a) Eating

19. Flowcharts

55: A flowchart starts with a circle and ends with a rectangle. What does the circle represent?
a) Decision
b) Start
c) End
d) Process
Answer: b) Start

56: Which shape is used to represent decision points in flowcharts?
a) Square
b) Circle
c) Diamond
d) Rectangle
Answer: c) Diamond

57: In a flowchart, which symbol represents a process or action?
a) Rectangle
b) Circle
c) Diamond
d) Parallelogram
Answer: a) Rectangle

20. Pattern Recognition in Figures

58: Which shape completes the pattern: Circle, Square, Triangle, ___?
a) Circle
b) Square
c) Triangle
d) Rectangle
Answer: a) Circle

59: What comes next in the pattern: 1, 4, 9, 16, ___?
a) 22
b) 25
c) 30
d) 24
Answer: b) 25

60: Identify the next shape in the sequence: Circle, Square, Triangle, ___?
a) Hexagon
b) Pentagon
c) Circle
d) Octagon
Answer: b) Pentagon

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Logical Reasoning Questions and Answers for Experienced 

These logical reasoning questions are designed to challenge experienced professionals preparing for high-level interviews or exams.

21. Advanced Puzzles and Riddles

61: A man gave a beggar 10 coins. The beggar gave him 7 coins back. How many coins does the beggar have now?
a) 10
b) 3
c) 7
d) 17
Answer: b) 3

62: If a clock takes 5 seconds to strike 5, how many seconds will it take to strike 10?
a) 10
b) 15
c) 20
d) 25
Answer: b) 15

63: I am not alive, but I grow; I don’t have lungs, but I need air; I don’t have a mouth, but water kills me. What am I?
a) Fire
b) Plant
c) Cloud
d) Sun
Answer: a) Fire

22. Advanced Data Interpretation

64: What is the average of the numbers 6, 8, 10, 12, 14?
a) 10
b) 12
c) 14
d) 8
Answer: a) 10

65: If 50% of the items in a store are sold in the first month and 30% are sold in the second month, how many items are left if 200 items were initially present?
a) 80
b) 100
c) 120
d) 140
Answer: c) 120

66: A pie chart shows that 30% of 1000 people like football, 20% like basketball, and 50% like cricket. How many people like cricket?
a) 200
b) 500
c) 300
d) 400
Answer: b) 500

23. Logical Deduction with Multiple Variables

67: If A > B, B > C, and C > D, which of the following is true?
a) A > D
b) D > A
c) C > A
d) B > D
Answer: a) A > D

68: If 3x + 4y = 12 and x + y = 4, what is the value of x?
a) 1
b) 2
c) 3
d) 4
Answer: b) 2

69: If the price of 5 apples is equal to 3 oranges, and the price of 2 oranges is 4 bananas, what is the relationship between apples and bananas?
a) 1 apple = 2 bananas
b) 1 apple = 3 bananas
c) 1 apple = 5 bananas
d) 1 apple = 4 bananas
Answer: a) 1 apple = 2 bananas

24. Decision Making and Problem Solving

70: You have three boxes. One contains

apples, the second contains oranges, and the third contains both apples and oranges. The labels on the boxes are wrong. How can you correctly label them by picking just one fruit from one box?
a) Pick from the box labeled "Apples and Oranges"
b) Pick from the box labeled "Oranges"
c) Pick from the box labeled "Apples"
d) None of the above
Answer: a) Pick from the box labeled "Apples and Oranges"

71: A man is pushing a cart with 6 bags, each bag contains 5 apples. How many apples are in the cart?
a) 6
b) 5
c) 30
d) 10
Answer: c) 30

72: A man needs to cross a river with a goat, a wolf, and a cabbage. He can only take one at a time, but if left alone, the wolf will eat the goat, and the goat will eat the cabbage. How does he get all three across safely?
a) Take the goat first
b) Take the wolf first
c) Take the cabbage first
d) None of the above
Answer: a) Take the goat first

25. Mathematical Logic and Set Theory

73: If A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is A ∩ B?
a) {1, 2}
b) {3, 4}
c) {5, 6}
d) {1, 2, 5, 6}
Answer: b) {3, 4}

74: What is the union of sets A = {2, 4, 6} and B = {1, 2, 3}?
a) {2, 3, 4, 6}
b) {1, 2, 3, 4, 6}
c) {1, 2, 3}
d) {4, 6}
Answer: b) {1, 2, 3, 4, 6}

75: If X = {1, 2, 3} and Y = {3, 4, 5}, what is the difference X - Y?
a) {1, 2}
b) {4, 5}
c) {3}
d) {1, 2, 4, 5}
Answer: a) {1, 2}

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26. Advanced Blood Relations

76: A woman is looking at a picture of someone. Her friend asks, "Who are you looking at?" The woman replies, "Brothers and sisters, I have none. But the father of the person in the picture is my father’s son." Who is in the picture?
a) Her son
b) Her brother
c) Her husband
d) Her father
Answer: a) Her son

77: A man’s wife’s brother is my father’s son. How am I related to the man?
a) Son
b) Brother
c) Nephew
d) Father
Answer: c) Nephew

78: A man is looking at a picture. His friend asks, "Who are you looking at?" The man replies, "Brothers and sisters, I have none. But the mother of the person in the picture is my mother’s daughter." Who is in the picture?
a) His sister
b) His daughter
c) His wife
d) His mother
Answer: b) His daughter

27. Circular Arrangement

79: In a circular arrangement, if A is sitting to the right of B and C is sitting opposite to B, where is C sitting in relation to A?
a) Left
b) Right
c) Opposite
d) Next to
Answer: c) Opposite

80: How many ways can 6 people be arranged around a round table?
a) 720
b) 360
c) 120
d) 60
Answer: a) 720

81: If five people are sitting in a circle, and two people are always next to each other, how many seating arrangements are possible?
a) 24
b) 10
c) 12
d) 60
Answer: c) 12

28. Statement and Argument Analysis

82: Statement: "We should not invest in this business."
Argument: "The market is unstable, and the business model is weak."
Is the argument valid?
a) Yes
b) No
Answer: a) Yes

83: Statement: "The government should provide free healthcare."
Argument: "Healthcare is a basic necessity, and people cannot afford it."
Is the argument valid?
a) Yes
b) No
Answer: a) Yes

84: Statement: "The school should introduce online classes."
Argument: "Online classes will make learning more accessible."
Is the argument valid?
a) Yes
b) No
Answer: a) Yes

29. Advanced Syllogisms

85: All dogs are animals. Some animals are pets. Are all pets dogs?
a) Yes
b) No
c) Cannot be determined
d) Some pets are dogs
Answer: d) Some pets are dogs

86: No birds are mammals. All animals are birds. Can an animal be a mammal?
a) Yes
b) No
c) Some animals are mammals
d) Cannot be determined
Answer: b) No

87: Some fruits are apples. All apples are red. Are all fruits red?
a) Yes
b) No
c) Cannot be determined
d) Some fruits are not red
Answer: b) No

30. Game Theory and Strategy Problems

88: In a two-player game, Player 1 can choose A or B, and Player 2 can choose X or Y. If Player 1 chooses A, they win if Player 2 chooses X, and lose if Player 2 chooses Y. If Player 1 chooses B, they win if Player 2 chooses Y. What is the optimal strategy for Player 1?
a) Always choose A
b) Always choose B
c) Choose A or B based on Player 2’s move
d) Choose A randomly
Answer: c) Choose A or B based on Player 2’s move

89: In a game where two players choose between two options each, if both players choose the same option, Player 1 wins. What is the best strategy for Player 1?
a) Always choose the same option
b) Randomly choose an option
c) Always choose the opposite option
d) Choose based on Player 2’s last move
Answer: b) Randomly choose an option

90: In a strategic game, Player 1’s choices are 10, 20, and 30 points. Player 2’s choices are 5, 15, and 25 points. If Player 1 chooses 30 and Player 2 chooses 25, what is the outcome?
a) Player 1 wins
b) Player 2 wins
c) Draw
d) None of the above
Answer: a) Player 1 wins

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Conclusion

Practicing logical reasoning during interview preparation enhances problem-solving skills and boosts confidence. By regularly working through logical reasoning questions, you can sharpen your ability to analyze patterns, think critically, and make informed decisions under pressure.

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