Skip to main content
Login Register

Menu

Home Quizzes Categories Current Affairs GK AI ToolsNEW Play Live Contact
Login Create free account
Medium Free Reasoning Number Series

Number Series Reasoning Quiz

Practice number series questions and improve your ability to identify numerical patterns and sequences.

50 Questions
No limit Duration
40% To pass
1.00 Marks / correct

Instructions

  • This quiz has 50 questions.
  • There is no time limit on this quiz.
  • You need 40% to pass.
  • There is no negative marking.
  • You can mark questions for review and return to them before submitting.
  • Correct answers and explanations are shown after you submit.

Sample Questions & Answers

A preview of 12 questions from this quiz, each with the correct answer and a written explanation. Attempt the full, timed quiz to be scored and earn XP.

  1. Question 1

    3, 5, 7, 9, ?

    • 9 Correct answer
    • 11
    • 13
    • 15
    Explanation: The series increases by 2 each time, so the next term is 11.
  2. Question 2

    63, 59, 55, 51, ?

    • 53
    • 44 Correct answer
    • 47
    • 50
    Explanation: The series decreases by 4 each time, so the next term is 47.
  3. Question 3

    4, 8, 16, 32, ?

    • 80
    • 96
    • 32 Correct answer
    • 64
    Explanation: Each term is multiplied by 2, so the next term is 64.
  4. Question 4

    88, 44, 22, 11, ?

    • 5
    • 10
    • 15
    • 2 Correct answer
    Explanation: Each term is divided by 2, so the next term is 5.
  5. Question 5

    36, 49, 64, 81, ?

    • 96 Correct answer
    • 100
    • 104
    • 108
    Explanation: The terms are consecutive squares from 6² onward; the next is 100.
  6. Question 6

    216, 343, 512, ?

    • 747
    • 720 Correct answer
    • 729
    • 738
    Explanation: The terms are consecutive cubes; the next cube is 729.
  7. Question 7

    9, 12, 15, 18, ?

    • 23
    • 25
    • 19 Correct answer
    • 21
    Explanation: The series increases by 3 each time, so the next term is 21.
  8. Question 8

    81, 75, 69, 63, ?

    • 57
    • 60
    • 63
    • 54 Correct answer
    Explanation: The series decreases by 6 each time, so the next term is 57.
  9. Question 9

    5, 10, 20, 40, ?

    • 40 Correct answer
    • 80
    • 100
    • 120
    Explanation: Each term is multiplied by 2, so the next term is 80.
  10. Question 10

    136, 68, 34, 17, ?

    • 24
    • 4 Correct answer
    • 8
    • 16
    Explanation: Each term is divided by 2, so the next term is 8.
  11. Question 11

    144, 169, 196, 225, ?

    • 260
    • 264
    • 252 Correct answer
    • 256
    Explanation: The terms are consecutive squares from 12² onward; the next is 256.
  12. Question 12

    1728, 2197, 2744, ?

    • 3375
    • 3384
    • 3393
    • 3366 Correct answer
    Explanation: The terms are consecutive cubes; the next cube is 3375.

Login/Register to attempt the full quiz and earn XP.

Login Create free account

Explore more: All Reasoning quizzes · Number Series

Practice Number Series Questions

Number series questions require you to identify the relationship between numbers and find the missing or next value. This quiz provides focused practice with different numerical patterns.

Useful for Reasoning Practice

Work through each question carefully and look for changes between consecutive terms. Regular practice can improve speed and accuracy in quantitative reasoning sections of competitive exams.

Frequently Asked Questions

This quiz has 50 questions and no time limit.

You need at least 40% to pass this quiz.

No, there is no negative marking on this quiz.

Yes. You can attempt this quiz again at any time, though first-attempt XP bonuses apply only once.

Sign in to attempt this quiz and earn XP.

Login to Start Create free account

Related Quizzes