Logical Reasoning Quiz

Sharpen your mind with a free logical reasoning quiz: series, analogies, coding-decoding, directions and puzzles, with answers.

The logical reasoning quiz trains the skills tested in aptitude rounds: number and letter series, analogies, odd one out, coding-decoding, directions, blood relations and short puzzles.

How to play the Logical Reasoning Quiz

1. Sign in and start the quiz. You get 15 random questions from a bank of 104.
2. Choose one of four options for each question, or skip it and move on.
3. Use lifelines when you are stuck: Hint, 50/50, Audience poll and Change question.
4. See your score at the end and find all your results in your profile.

Sample Logical Reasoning questions with answers

1. What comes next in the series: 2, 4, 8, 16, ?

   • 64
   • 30
   • 32
   • 24

   Answer: 32 - Each number is doubled: 16 × 2 = 32.

2. What comes next in the series: 1, 2, 6, 24, 120, ?

   • 240
   • 720
   • 840
   • 600

   Answer: 720 - Multiply by 2, 3, 4, 5 and then 6: 120 × 6 = 720.

3. What comes next in the series: A, C, E, G, ?

   • K
   • I
   • H
   • J

   Answer: I - Skip one letter each time: G → (H) → I.

4. Find the odd one out: Lion, Tiger, Leopard, Cow

   • Cow
   • Leopard
   • Lion
   • Tiger

   Answer: Cow - Cow is a herbivore; the others are big cats.

5. Bird : Nest :: Bee : ?

   • Den
   • Hive
   • Stable
   • Burrow

   Answer: Hive - Bees live in a hive.

6. ABC : DEF :: GHI : ?

   • IJK
   • HIJ
   • KLM
   • JKL

   Answer: JKL - Each group is followed by the next three letters.

7. If FACE is coded as 6135, how is BEAD coded?

   • 5214
   • 2514
   • 2541
   • 2154

   Answer: 2514 - Each letter is replaced by its position: B=2, E=5, A=1, D=4.

8. Early in the morning, Rohan stands facing the Sun. In which direction does his shadow fall?

   • East
   • South
   • North
   • West

   Answer: West - The morning Sun is in the east, so the shadow falls to the west.

9. A is the brother of B, and B is the sister of C. How is A related to C?

   • Sister
   • Brother
   • Cousin
   • Father

   Answer: Brother - A, B and C are siblings, and A is male.

10. Amit is 10th from the top and 15th from the bottom in his class. How many students are in the class?

    • 24
    • 23
    • 26
    • 25

    Answer: 24 - Total = 10 + 15 − 1 = 24.

Frequently asked questions

How many questions are in the Logical Reasoning Quiz?

Each round has 15 multiple-choice questions picked at random from 104 Logical Reasoning questions, so every attempt is different.

Is the Logical Reasoning Quiz free?

Yes, it is free to play. Sign in to start the quiz, and your scores are saved to your Thinkmad profile.

What lifelines can I use?

When you are stuck you can ask for a hint, use 50/50 to remove two wrong answers, check the audience poll, or change the question.

Can I see the correct answers?

Yes. After you answer, the quiz shows the correct option, and your final score lists how many answers were correct, wrong or skipped.