Whether you’re preparing for competitive exams, job interviews, or simply sharpening your analytical edge, logical reasoning questions are essential. They assess your ability to think clearly, recognize patterns, analyze relationships, and solve problems based on logic rather than memorization. Unlike textbook questions, these rely on your reasoning power — the ability to connect dots, uncover hidden rules, and draw valid conclusions.
In this article, you’ll find a curated set of 80 logical reasoning questions with multiple‑choice options, designed to challenge your mind and improve your logical agility. After each question, the correct answer is revealed so you can learn and track your progress as you practice.
80 Logical Reasoning Questions With Answers
1. Odd one out: Rose, Daisy, Tulip, Oak
A) Rose
B) Daisy
C) Tulip
D) Oak
Answer: D) Oak (It is a tree, others are flowers)
2. Find the missing number: 5, 11, 23, 47, ?
A) 89
B) 95
C) 97
D) 99
Answer: C) 95 (Pattern: ×2 -1)
3. Statement: All cats are animals. Some animals are dogs. Conclusion: Some cats are dogs.
A) True
B) False
C) Cannot say
D) Both true and false
Answer: C) Cannot say
4. Coding: If TABLE is coded as YFGQJ, what is CHAIR?
A) HJGMU
B) HMFQS
C) GHJRU
D) DIBJU
Answer: B) HMFQS
5. Direction puzzle:
A person walks 5 km north, then 3 km east, then 5 km south. Where is he from the starting point?
A) 3 km east
B) 8 km east
C) 3 km west
D) 5 km north
Answer: A) 3 km east
6. Blood relation:
John’s mother is Mary. Mary is the mother of Peter. How is Peter related to John?
A) Brother
B) Cousin
C) Father
D) Uncle
Answer: A) Brother
7. Puzzle (Seating arrangement):
Five friends sit in a row: A is to the left of B. C is to the right of B. D is at the extreme left. Who sits in the middle?
A) A
B) B
C) C
D) D
Answer: A) A
8. Figure series: Which figure comes next? (Triangle pointing up, Triangle pointing down, Triangle pointing up, ?)
A) Triangle up
B) Triangle down
C) Square
D) Circle
Answer: B) Triangle down
9. Statement & Conclusion:
All fruits are sweet. Mango is a fruit. Conclusion: Mango is sweet.
A) True
B) False
C) Cannot say
D) None
Answer: A) True
10. Odd one out: 121, 144, 169, 200
A) 121
B) 144
C) 169
D) 200
Answer: D) 200 (Others are perfect squares)
11. Mixed series: A, Z, B, Y, C, ?
A) X
B) W
C) V
D) D
Answer: A) X
12. Logical deduction:
If all roses are flowers, and some flowers fade quickly, which is correct?
A) Some roses fade quickly
B) No rose fades quickly
C) Cannot say
D) All roses fade quickly
Answer: C) Cannot say
13. Direction:
A man walks 10 km east, then 5 km north, then 10 km west. How far from start?
A) 5 km north
B) 5 km south
C) 15 km east
D) 10 km west
Answer: A) 5 km north
14. Odd one out: Circle, Triangle, Rectangle, Cube
A) Circle
B) Triangle
C) Rectangle
D) Cube
Answer: D) Cube (3D shape, others 2D)
15. Coding-decoding:
If PENCIL → QFODJM, what is ERASER → ?
A) FSBTFS
B) FSCTFS
C) FRBTFS
D) FRCTFS
Answer: A) FSBTFS
16. Syllogism:
Statements: All pens are books. Some books are pencils. Conclusion: Some pens are pencils.
A) True
B) False
C) Cannot say
D) None
Answer: C) Cannot say
17. Puzzle (Age):
Sara is 4 years older than Tom. Tom is twice as old as Lucy. Lucy is 6. How old is Sara?
A) 14
B) 16
C) 12
D) 18
Answer: A) 16
18. Mirror image:
Choose the mirror image of the word “OPEN” from options with reversed letters.
A) NEPO
B) ENOP
C) NEO P
D) PENO
Answer: A) NEPO
19. Calendar question:
If 1st Jan is Monday, what day is 1st March?
A) Friday
B) Saturday
C) Sunday
D) Monday
Answer: B) Saturday
20. Statement reasoning:
“Eating too much sugar causes health problems.” Which is a valid inference?
A) Sugar is bad
B) Excess sugar is harmful
C) No sugar is good
D) Everyone should avoid sugar
Answer: B) Excess sugar is harmful
21. 7 men complete a job in 10 days. How many in 5?
A) 7
B) 14
C) 3
D) 9
Answer: B) 14
22. An apple costs $1.2, bananas $0.8. What cost more? A) Apples
B) Bananas
C) Both same
D) Cannot tell
Answer: A) Apples
23. Which is heavier: 2 kg feathers or 1.5 kg stone?
A) Feathers
B) Stone
C) Same weight
D) Cannot tell
Answer: B) Stone
24. If A is older than B, B older than C, who is youngest?
A) A
B) B
C) C
D) Cannot tell
Answer: C) C
25. Complete the series: 10, 20, 40, 80, ?
A) 100
B) 120
C) 140
D) 160
Answer: D) 160
26. Which word doesn’t belong? Car, Bus, Train, Apple
A) Car
B) Bus
C) Train
D) Apple
Answer: D) Apple
27. If 8:4 = 2, then 12:6 = ? A) 1
B) 2
C) 3
D) 4
Answer: C) 3
28. Name the odd group: 19, 23, 29, 33
A) 19
B) 23
C) 29
D) 33
Answer: D) 33
29. Choose the pair with same relation: A : Z :: B : ?
A) X
B) Y
C) A
D) W
Answer: B) Y
30. 5 + 3 × 2 equals?
A) 16
B) 11
C) 10
D) 13
Answer: B) 11
31. Which letter completes: C, F, J, O, ?
A) R
B) S
C) T
D) U
Answer: B) S
32. If WORD = 23, what is BOOK?
A) 27
B) 31
C) 38
D) 26
Answer: B) 31
33. 6 + 4 ÷ 2 = ?
A) 5
B) 7
C) 10
D) 8
Answer: B) 7
34. Which completes: 100, 90, 81, 73, ?
A) 64
B) 68
C) 72
D) 80
Answer: B) 68
35. If BLUE = 47 and RED = 28, what is GREEN?
A) 52
B) 49
C) 44
D) 39
Answer: B) 49
36. Choose the next: T, V, Y, ?, D
A) Z
B) X
C) W
D) U
Answer: A) Z
37. If 2a = 10, a = ?
A) 2
B) 4
C) 3
D) 5
Answer: D) 5
38. Which number is missing: 1, 4, 9, 16, ?, 36
A) 20
B) 25
C) 30
D) 32
Answer: B) 25
39. Which is largest: 0.71, 71%, 7/10, 0.709
A) 0.71
B) 71%
C) 7/10
D) 0.709
Answer: B) 71%
40. If A = 1 and B = 2, what is BAD?
A) 7
B) 6
C) 8
D) 9
Answer: A) 7
41. What comes next: 3, 6, 12, 24, 48, ?
A) 72
B) 96
C) 84
D) 64
Answer: B) 96
42. Which doesn’t fit: Circle, Square, Triangle, Cube
A) Circle
B) Square
C) Triangle
D) Cube
Answer: D) Cube
43. 15 + 6 × 3 = ?
A) 63
B) 33
C) 45
D) 27
Answer: B) 33
44. If 18 ÷ 2 = 7, then 24 ÷ 3 = ?
A) 7
B) 8
C) 6
D) 9
Answer: B) 8
45. Complete: 4, 9, 14, 19, ? A) 23 B) 24
C) 25
D) 26
Answer: B) 24
46. Which is smallest? 1/2, 0.4, 60%, 45%
A) 1/2
B) 0.4
C) 60%
D) 45%
Answer: B) 0.4
47. If 7 × 8 = 54, 6 × 5 = 29, then 9 × 4 = ?
A) 31
B) 33
C) 36
D) 35
Answer: A) 31
48. What’s the middle letter in the alphabet?
A) M
B) N
C) O
D) P
Answer: B) N
49. Choose the odd pair: 5,8 ; 11,14 ; 17,20 ; 23,26
A) 5,8
B) 11,14
C) 17,20
D) 23,26
Answer: D) 23,26
50. If TIME = 36, what is YEAR?
A) 50
B) 52
C) 56
D) 60
Answer: B) 52
51. Complete the series: 2, 6, 12, 20, ?
A) 28
B) 30
C) 32
D) 34
Answer: A) 30
52. Which number is missing? 7, 14, 28, ?, 112
A) 42
B) 56
C) 64
D) 70
Answer: B) 56
53. Which word does not belong? Lion, Tiger, Dog, Leopard
A) Lion
B) Tiger
C) Dog
D) Leopard
Answer: C) Dog
54. If PENCIL = 73, what is ERASER?
A) 58
B) 61
C) 65
D) 68
Answer: B) 61
55. Find the odd one out: 5, 11, 17, 23, 25
A) 11
B) 17
C) 23
D) 25
Answer: D) 25
56. What comes next: 1, 1, 2, 3, 5, 8, ?
A) 11 B) 12
C) 13
D) 15
Answer: C) 13
57. Which is the largest? 0.8, 80%, 4/5, 0.75
A) 0.8
B) 80%
C) 4/5
D) 0.75
Answer: All except D (0.75) are equal → A/B/C
58. If 3 + 2 = 10, 4 + 3 = 21, 5 + 4 = ?
A) 30
B) 35
C) 45
D) 36
Answer: D) 36
59. Complete the analogy: Sun : Day :: Moon : ?
A) Night
B) Evening
C) Star
D) Light
Answer: A) Night
60. Two pencils and three erasers cost $9. One pencil costs $2. How much is one eraser?
A) $1
B) $2
C) $3
D) $4
Answer: A) $1
61. Which letter is opposite in alphabet order to F?
A) U
B) T
C) S
D) R
Answer: A) U
62. Find the odd number: 2, 3, 5, 7, 9, 11
A) 2
B) 5
C) 9
D) 11
Answer: C) 9
63. If 7 × 5 = 26, 8 × 6 = 34, then 9 × 7 = ?
A) 40
B) 44
C) 46
D) 42
Answer: D) 42
64. Complete the series: 2, 4, 8, 32, ?
A) 64
B) 128
C) 256
D) 512
Answer: B) 128
65. Which pair is different? AB, BC, DE, FG
A) AB
B) BC
C) DE
D) FG
Answer: B) BC
66. What comes next: 1, 4, 9, 16, ?
A) 20
B) 25
C) 30
D) 36
Answer: B) 25
67. Which is the odd one out? 121, 144, 169, 190
A) 121
B) 144
C) 169
D) 190
Answer: D) 190
68. If 2 = A, 4 = B, 6 = C, what is 12?
A) E
B) F
C) G
D) H
Answer: B) F
69. Complete the pattern: A, D, G, J, ?
A) M
B) K
C) L
D) N
Answer: A) M
70. Find the missing number: 3, 6, 18, 72, ?
A) 144
B) 216
C) 288
D) 324
Answer: B) 216
71. Which word is opposite of ANCIENT?
A) Modern
B) Old
C) Past
D) Historical
Answer: A) Modern
72. If 10 ÷ 2 = 4, 12 ÷ 3 = 5, then 14 ÷ 7 = ?
A) 1
B) 2
C) 3
D) 4
Answer: B) 2
73. Which is the odd pair? Pen-Paper, Knife-Fork, Cup-Plate, Pencil-Bag
A) Pen-Paper
B) Knife-Fork
C) Cup-Plate
D) Pencil-Bag
Answer: D) Pencil-Bag
74. Find the missing letter: B, E, H, K, ?
A) N
B) M
C) O
D) P
Answer: A) N
75. Complete the series: 2, 6, 12, 20, 30, ?
A) 40
B) 42
C) 50
D) 60
Answer: B) 42
76. Which number is missing? 1, 8, 27, ?, 125
A) 48
B) 64
C) 81
D) 100
Answer: B) 64
77. If CAT = 24, DOG = 26, what is RAT?
A) 40
B) 42
C) 44
D) 46
Answer: B) 42
78. Which number does not fit? 11, 13, 17, 19, 21
A) 11
B) 13
C) 17
D) 21
Answer: D) 21
79. Choose the odd one: Circle, Square, Triangle, Cylinder
A) Circle
B) Square
C) Triangle
D) Cylinder
Answer: D) Cylinder
80. Complete the analogy: Finger : Hand :: Toe : ?
A) Foot
B) Leg
C) Body
D) Knee
Answer: A) Foot
Conclusion
Practicing logical reasoning questions is one of the best ways to sharpen your mind, improve problem-solving skills, and boost confidence in exams or interviews. These questions challenge you to think critically, spot patterns, and draw logical conclusions quickly. By regularly attempting diverse questions — from number series and coding-decoding to puzzles, blood relations, and verbal reasoning — you can strengthen your analytical abilities and make smarter decisions in daily life. Remember, logical reasoning is not about memorizing answers but about training your brain to think logically and creatively.
Frequently Asked Questions (FAQs)
Q1: What are logical reasoning questions?
A1: Logical reasoning questions are problems designed to assess your ability to analyze, interpret, and reason systematically. They test critical thinking, pattern recognition, and decision-making skills.
Q2: Why are logical reasoning questions important for exams?
A2: These questions are common in competitive exams, bank tests, and job interviews because they evaluate your mental agility and problem-solving abilities, which are essential for professional success.
Q3: What types of logical reasoning questions should I practice?
A3: Focus on a mix of question types: number series, verbal reasoning, coding-decoding, puzzles, blood relations, syllogisms, directions, figure patterns, and data interpretation.
Q4: How can I improve my logical reasoning skills quickly?
A4: Practice consistently, start with easier questions, analyze solutions carefully, and gradually attempt advanced problems. Understanding patterns and reasoning methods is more important than memorizing answers.
Q5: Are logical reasoning questions useful in real life?
A5: Yes! They improve critical thinking, decision-making, and analytical skills, which help in problem-solving at work, studies, and daily situations where logical thinking is needed.
