Master Logical Reasoning Class 4 with 70 Olympiad Practice Questions

Master Logical Reasoning Class 4 with 70 Olympiad Practice Questions

Introduction

Why do some children solve puzzles quickly while others take time?
The secret is logical reasoning.

Logical reasoning helps children think clearly, find patterns, and solve problems step by step. It is not just math — it is brain training.

For Class 4 Olympiad students, strong reasoning skills can make difficult questions feel easy and fun.

What is Logical Reasoning?
Logical reasoning means using thinking skills to solve problems based on patterns, rules, and relationships.

In this chapter, students learn:
Patterns
Alphabet Test and Coding-Decoding
Ranking Test
Mirror Images and Embedded Figures
Geometrical Shapes and Solids
Direction Sense
Analogy and Classification
Grouping of Figures

Patterns

Patterns are repeated or growing sequences.

Example
2, 4, 6, 8, __
Add 2 each time → Answer is 10

Visual idea
Imagine climbing stairs. Each step follows a pattern.

Alphabet Test and Coding-Decoding

Letters follow positions:
A = 1, B = 2, C = 3 … Z = 26

Example
If CAT = DBU, each letter moves +1
DOG = ? → EPH

Visual idea
Think of letters moving forward like steps.

Ranking Test

Ranking tells position in a line.

Example
Ravi is 5th from left and 3rd from right
Total students = 5 + 3 – 1 = 7

Mirror Images

Mirror reverses left and right.

Example
b becomes d

Embedded Figures

Find small shapes inside bigger shapes.

Visual idea
Like finding hidden objects in a puzzle picture.

Geometrical Shapes and Solids

2D shapes: square, triangle
3D shapes: cube, cylinder

Example
A dice is a cube

Direction Sense

Understand directions: North, South, East, West

Example
Move 5 steps north, then right means east

Analogy

Find similar relationships.

Example
Cat : Kitten :: Dog : Puppy

Classification

Find the odd one out.

Example
Apple, Banana, Mango, Car → Car is odd

Grouping of Figures

Group shapes based on similarity.

Example
All circles together

Common Mistakes

Students often:
ignore patterns
mix left and right in mirror images
forget alphabet positions
make errors in counting ranks
rush without checking

Short Tricks

Break problems step by step
Check pattern differences
Use fingers for direction
Remember A = 1 trick
Visualize mirror flipping
Draw small diagrams

                                   Practice Questions

Easy Level

1. Find next: 2, 4, 6, __

2. Find next: 5, 10, 15, __

3. Which is odd: Cat, Dog, Apple

4. A = 1, B = 2, C = 3, D = __

5. If A → B, B → C, then C → __

6. Ravi is 2nd from left, 2nd from right. Total?

7. Mirror of b is __

8. Which is 3D shape: square, cube

9. North opposite is __

10. Find next: 1, 3, 5, __

11. Which is odd: Circle, Square, Table

12. CAT → DBU, DOG → __

13. A is before B. Who is first?

14. Find next: 10, 20, __

15. Which is solid: cylinder or triangle

16. Sun rises in __

17. Odd: Mango, Apple, Chair

18. Find next: 100, 90, __

19. Which is 2D: cube, square

20. A is 1, Z is __

21. Find pattern: 3, 6, 9, __

22. Mirror flips __ and __

23. Which is odd: Car, Bus, Banana

Medium Level

24. Find next: 2, 6, 18, __

25. If PEN = QFO, MAP = __

26. Rahul is 5th from left, 4th from right. Total?

27. Find next: 7, 14, 28, __

28. Odd: Cube, Sphere, Circle

29. Which direction after right from north?

30. Find next: 1, 4, 9, __

31. CAT → DBU, BAT → __

32. Arrange: A, C, B

33. Find next: 50, 45, 40, __

34. Odd: Apple, Mango, Tiger

35. Which is not 3D: cube, cone, square

36. Ravi walks north then left. Direction?

37. Find next: 3, 9, 27, __

38. If A = 1, C = 3, E = __

39. Mirror of p is __

40. Odd: Red, Blue, Chair

41. Find next: 11, 22, 44, __

42. If DOG = EPH, CAT = __

43. Which shape has 6 faces?

44. Find next: 100, 200, 400, __

45. Which is even pattern: 2, 4, __

Hard Level

46. Find next: 1, 2, 6, 24, __

47. If CAR = DBS, MAP = __

48. Ravi is 10th from left, 5th from right. Total?

49. Find next: 5, 15, 45, __

50. Odd: Triangle, Square, Ball

51. Direction: north → right → right = ?

52. Find next: 2, 3, 5, 8, __

53. If ABC = BCD, XYZ = __

54. Mirror of d is __

55. Find next: 4, 16, 64, __

56. Which has no edges: sphere, cube

57. Find next: 10, 9, 7, 4, __

58. If A = 1, Z = 26, M = __

59. Ravi walks south then left. Direction?

60. Find next: 1, 1, 2, 3, 5, __

61. Odd: Cow, Dog, Table

62. Find next: 1000, 900, 800, __

63. If PEN = QFO, BOOK = __

64. Which has curved surface: cube, cylinder

65. Find next: 6, 12, 24, 48, __

66. Odd: Circle, Square, Apple

67. Find next: 9, 18, 36, __

68. If CAT = 3120, DOG = __

69. Direction: east → left → left = ?

70. Find odd: Book, Mobile, Paper, Diary 

                                           Answer Key with Explanations

Easy

1. 8

2. 20

3. Apple

4. 4

5. D

6. 3

7. d

8. cube

9. south

10. 7

11. Table

12. EPH

13. A

14. 30

15. cylinder

16. east

17. Chair

18. 80

19. square

20. 26

21. 12

22. left and right

23. Banana

Medium

24. 54

25. NBQ

26. 8

27. 56

28. Circle

29. East

30. 16

31. CBU

32. A, B, C

33. 35

34. Tiger

35. square

36. west

37. 81

38. 5

39. q

40. Chair

41. 88

42. DBU

43. cube

44. 800

45. 6

---

Hard

46. 120

47. NBR

48. 14

49. 135

50. Ball

51. south

52. 13

53. YZA

54. b

55. 256

56. sphere

57. 0

58. 13

59. east

60. 8

61. Table

62. 700

63. CPPL

64. cylinder

65. 96

66. Apple

67. 72

68. 4157

69. west

70. Mobile

Logical reasoning improves with practice, not memorization.

Encourage your child to solve puzzles daily, think step by step, and enjoy the process. That’s the real Olympiad secret.