Logical Reasoning Questions with Answers

Logical reasoning questions are an important part of many school exams, entrance tests, and competitive papers. These questions help check how well a student can think, solve problems, and understand patterns. Many students find logical reasoning questions fun because they feel like solving a puzzle.

In this article, we will understand what logical reasoning questions are, why they are important, the types of questions you may see, and some easy tips to solve them. If you are a student, parent, or teacher, this guide will help you understand the basics and improve your skills.

Logical Reasoning Questions

Logical reasoning questions test your ability to think clearly, understand relationships, and solve problems. These questions do not need memory of facts. Instead, they ask you to use your brain to understand the logic and answer correctly.

Logical reasoning questions are important for many reasons:

1. Improves Thinking Skills: Solving these questions trains your brain to think better.
2. Used in Exams: Many school exams and entrance tests include logical reasoning questions.
3. Helps in Problem Solving: These questions help you solve real-life problems faster.
4. Boosts Confidence: When you solve them correctly, it makes you feel more confident.

Types of Logical Reasoning Questions

There are many types of logical reasoning questions. Here are some of the common ones:

1. Number Series

You get a list of numbers and must find the next number based on a pattern. Example: 2, 4, 6, 8, ? Answer: 10

2. Alphabet Series

You get a sequence of letters and must find the next letter. Example: A, C, E, G, ? Answer: I

3. Odd One Out

You have to find which item is different from others. Example: Apple, Mango, Banana, Car Answer: Car (It is not a fruit)

4. Analogy

You must find a relationship between two things. Example: Cat : Kitten :: Dog : ? Answer: Puppy

5. Coding-Decoding

You must find how letters or numbers are changed in a code. Example: If CAT is coded as DBU, what is DOG? Answer: EPH

6. Blood Relations

You get a family puzzle and must find the relation. Example: John is the brother of Mary. Mary is the mother of Sam. What is John to Sam? Answer: Uncle

7. Direction Sense

You get clues about directions and must find the final location. Example: A boy walks north, then turns right, then left. Where is he now?

These types of logical reasoning questions make you think in different ways. Solving them regularly makes your mind sharper.

20 Logical Reasoning Questions with Answers

Here is a set of 20 logical reasoning questions, divided into easy, tricky, and tough levels. Each question includes options, correct answers, and clear explanations.

1. Which number comes next? 3, 6, 9, 12, ?
   a) 13
   b) 15
   c) 18
   d) 14
   Answer: b) 15
   Explanation: Each number increases by 3. 12 + 3 = 15.
2. Find the odd one out: Table, Chair, Fan, Sofa
   a) Table
   b) Chair
   c) Fan
   d) Sofa
   Answer: c) Fan
   Explanation: Fan is an electrical appliance; others are furniture.
3. If A = 1, B = 2, then E = ?
   a) 4
   b) 5
   c) 6
   d) 7
   Answer: b) 5
   Explanation: E is the 5th letter in the alphabet.
4. What comes next? Z, Y, X, W, ?
   a) V
   b) U
   c) T
   d) A
   Answer: a) V
   Explanation: Alphabet is decreasing in reverse order.
5. Which shape has three sides?
   a) Square
   b) Triangle
   c) Circle
   d) Rectangle
   Answer: b) Triangle
   Explanation: A triangle has three sides.
6. Which day comes after Thursday?
   a) Tuesday
   b) Saturday
   c) Friday
   d) Sunday
   Answer: c) Friday
   Explanation: Thursday is followed by Friday.
7. If a pencil costs ₹5, how much do 4 pencils cost?
   a) ₹15
   b) ₹20
   c) ₹25
   d) ₹10
   Answer: b) ₹20
   Explanation: ₹5 × 4 = ₹20.
8. If ‘apple’ is coded as ‘bqqmf’, how is ‘ball’ coded?
   a) cbmm
   b) cbnn
   c) cbll
   d) abmm
   Answer: a) cbmm
   Explanation: Each letter is shifted +1: b-a-c, a-b-b, l-m, l-m → cbm
9. If all roses are flowers, and some flowers are yellow, which is true?
   a) All roses are yellow
   b) Some roses are yellow
   c) Some flowers are roses
   d) No roses are flowers
   Answer: c) Some flowers are roses
   Explanation: All roses fall under flowers, so some flowers must be roses.
10. John is older than Mary. Mary is older than Peter. Who is the oldest?
    a) Peter
    b) Mary
    c) John
    d) Can’t say
    Answer: c) John
    Explanation: John’s age is more than both Mary and Peter.
11. Complete the series: 1, 2, 4, 7, 11, ?
    a) 14
    b) 15
    c) 16
    d) 17
    Answer: b) 16
    Explanation: Add +1, +2, +3, +4, +5 → 11+5 = 16.
12. Which number doesn’t fit in the series? 2, 4, 6, 8, 10, 13, 14
    a) 6
    b) 8
    c) 13
    d) 14
    Answer: c) 13
    Explanation: 13 is the only odd number; the rest are even.
13. If it’s raining, then the ground is wet. The ground is wet. What can we say?
    a) It is raining
    b) It may be raining
    c) It is not raining
    d) The sun is out
    Answer: b) It may be raining
    Explanation: Wet ground can be due to rain or other causes.
14. If TOM = 58 and RAM = 35, then what is SON = ?
    a) 48
    b) 50
    c) 47
    d) 53
    Answer: b) 50
    Explanation: Assign values: T(20)+O(15)+M(13)=48; R(18)+A(1)+M(13)=32. S(19)+O(15)+N(14)=48.
15. Complete the pattern: 3, 9, 27, 81, ?
    a) 162
    b) 243
    c) 121
    d) 300
    Answer: b) 243
    Explanation: Multiply by 3 each time.
16. Find the missing number in the puzzle: 8 + 2 = 40, 7 + 3 = 50, 6 + 4 = ?
    a) 60
    b) 70
    c) 55
    d) 45
    Answer: a) 60
    Explanation: (8+2)×4 = 40; (7+3)×5 = 50; (6+4)×6 = 60.
17. A is B’s brother. B is C’s son. D is C’s mother. What is A to D?
    a) Son
    b) Grandson
    c) Nephew
    d) Brother
    Answer: b) Grandson
    Explanation: A is C’s son, C is D’s child → A is D’s grandson.
18. The clock shows 3:15. What is the angle between hour and minute hands?
    a) 7.5°
    b) 30°
    c) 45°
    d) 90°
    Answer: a) 7.5°
    Explanation: Hour hand at 3.25 hours → angle = |(30×3)-(11/2×15)| = 7.5°
19. What comes next in the series? 2, 6, 12, 20, 30, ?
    a) 40
    b) 42
    c) 45
    d) 50
    Answer: b) 42
    Explanation: Add consecutive even numbers: +4, +6, +8, +10, +12.
20. In a certain code, RAIN = 5149, SNOW = 6325, then WIND = ?
    a) 9417
    b) 9526
    c) 9416
    d) 9516
    Answer: d) 9516
    Explanation: Use mapping: W=9, I=5, N=1, D=6 → WIND = 9516.

Logical reasoning questions are a great way to improve your thinking power. Whether you are in school or preparing for a competitive exam, these questions help you in many ways. They improve your focus, problem-solving skills, and confidence.

If you start early and keep practicing daily, solving logical reasoning questions will become your strength. So, pick up a pencil and start solving a few every day. Make it a part of your study routine, and you will see amazing results over time.

Remember, solving logical reasoning questions is not just about getting the right answer. It is about how you think and find that answer. And that thinking will help you in every step of your life.

What are logical reasoning questions?

Logical reasoning questions test your ability to think smartly and solve problems using patterns and logic.

Why should I solve logical reasoning questions?

They improve your brain power, help in exams, and build confidence.

Are logical reasoning questions hard?

No. With regular practice, they become easy and fun.

Where can I practice logical reasoning questions?

You can use books, websites, or even apps that offer puzzles and practice tests.

How often should I practice logical reasoning questions?

Try solving at least 5–10 questions every day to improve slowly but steadily.