Reasoning is one of the highest-scoring sections in SSC CGL. The questions are generally based on Analogy, Classification, Series, Coding-Decoding, Blood Relations, Direction Sense, Ranking, Syllogism, and Logical Reasoning.
Below are 50 important SSC CGL reasoning questions with answers.
Analogy
1. Book : Reading :: Pen : ?
A) Ink
B) Writing
C) Paper
D) Pencil
Answer: B) Writing
2. Doctor : Hospital :: Teacher : ?
A) School
B) Student
C) Class
D) Education
Answer: A) School
3. Fish : Water :: Bird : ?
A) Nest
B) Tree
C) Air
D) Sky
Answer: C) Air
4. Foot : Leg :: Hand : ?
A) Finger
B) Arm
C) Palm
D) Wrist
Answer: B) Arm
5. Wheel : Car :: Pedal : ?
A) Bicycle
B) Scooter
C) Bus
D) Train
Answer: A) Bicycle
Classification (Odd One Out)
6. Find the odd one:
A) Apple
B) Mango
C) Banana
D) Carrot
Answer: D) Carrot
7. Find the odd one:
A) Triangle
B) Square
C) Rectangle
D) Circle
Answer: D) Circle
8. Find the odd one:
A) Lion
B) Tiger
C) Elephant
D) Leopard
Answer: C) Elephant
9. Find the odd one:
A) January
B) March
C) July
D) Monday
Answer: D) Monday
10. Find the odd one:
A) Copper
B) Iron
C) Silver
D) Plastic
Answer: D) Plastic
Number Series
11. 2, 4, 8, 16, ?
A) 24
B) 32
C) 64
D) 18
Answer: B) 32
12. 3, 6, 12, 24, ?
A) 36
B) 48
C) 60
D) 72
Answer: B) 48
13. 5, 10, 20, 40, ?
A) 60
B) 70
C) 80
D) 90
Answer: C) 80
14. 1, 4, 9, 16, ?
A) 20
B) 25
C) 30
D) 36
Answer: B) 25
15. 7, 14, 21, 28, ?
A) 30
B) 35
C) 42
D) 49
Answer: B) 35
Coding-Decoding
16. If CAT = DBU, then DOG = ?
A) EPH
B) EOH
C) FPH
D) EPG
Answer: A) EPH
17. If SUN = TVO, then MOON = ?
A) NPPQ
B) NQPP
C) NPPO
D) OPPQ
Answer: A) NPPQ
18. If DELHI = EFMIJ, then INDIA = ?
A) JOEJB
B) JOEJB
C) JOEKC
D) JOFJB
Answer: A) JOEJB
19. If PEN = QFO, then BOOK = ?
A) CPPL
B) CPLL
C) CPPK
D) CQPL
Answer: A) CPPL
20. If RAM = SBO, then MAN = ?
A) NBO
B) NBOO
C) NBO
D) OBO
Answer: A) NBO
Blood Relation
21. A is the son of B. B is the daughter of C. How is A related to C?
Answer: Grandson
22. Pointing to a woman, Ravi said, "She is my mother's only daughter." Who is she?
Answer: Ravi's Sister
23. A man is the brother of my father's son. Who is he?
Answer: Brother
24. P is the mother of Q. Q is the father of R. How is P related to R?
Answer: Grandmother
25. If X is Y's brother and Y is Z's daughter, then X is Z's?
Answer: Son
Direction Sense
26. A man walks 10 m north, then 10 m east. Which direction is he from the starting point?
Answer: North-East
27. A person moves south and then west. He is facing?
Answer: South-West direction
28. If the sun rises in the east, which direction is opposite to east?
Answer: West
29. A person travels north and turns right. Which direction is he facing?
Answer: East
30. A person travels east and turns left. Which direction is he facing?
Answer: North
Alphabet Series
31. A, C, E, G, ?
A) H
B) I
C) J
D) K
Answer: B) I
32. B, D, F, H, ?
A) J
B) K
C) L
D) M
Answer: A) J
33. Z, X, V, T, ?
A) R
B) Q
C) P
D) O
Answer: A) R
34. A, D, G, J, ?
A) L
B) M
C) N
D) O
Answer: B) M
35. M, O, Q, S, ?
A) T
B) U
C) V
D) W
Answer: B) U
Ranking Test
36. Ravi ranks 10th from top and 15th from bottom. Total students?
Answer: 24
37. A boy ranks 8th from top and 12th from bottom. Total students?
Answer: 19
38. A girl ranks 20th from top and 10th from bottom. Total students?
Answer: 29
39. If a student is 5th from top and 6th from bottom, total students?
Answer: 10
40. A person ranks 12th from top and 8th from bottom. Total?
Answer: 19
Logical Reasoning
41. All cats are animals. Some animals are wild. Therefore:
A) All cats are wild
B) Some cats may be wild
C) No cats are wild
D) None
Answer: B
42. If all roses are flowers and all flowers are plants, then:
A) All roses are plants
B) Some roses are plants
C) No roses are plants
D) None
Answer: A
43. Statement: All books are papers.
Conclusion: Some papers are books.
Answer: Follows
44. Statement: Some students are players.
Conclusion: Some players are students.
Answer: Follows
45. Statement: All pens are pencils.
Conclusion: All pencils are pens.
Answer: Does Not Follow
Miscellaneous SSC CGL Reasoning
46. Mirror image of "M" is?
Answer: M
47. How many months have 28 days?
Answer: All 12 months
48. Which number replaces the question mark?
2, 6, 12, 20, ?
Answer: 30
49. Which number comes next?
1, 8, 27, 64, ?
Answer: 125
50. Find the missing term:
AZ, BY, CX, ?
Answer: DW
SSC CGL Reasoning Preparation Tips
- Practice 20–30 questions daily.
- Focus on Coding-Decoding and Series.
- Learn shortcut methods for Blood Relations.
- Solve previous year SSC CGL papers.
- Improve speed and accuracy through mock tests.
