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Prime Numbers Questions

Practice 25 Prime Numbers questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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25
Total Questions
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4
Easy
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21
Medium
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0
Hard
Practice by Exam:Quantitative Aptitude(9)Reasoning(4)General Intelligence and Reasoning(3)General Intelligence & Reasoning(2)Mathematics(2)Mathematics and Science(2)Reasoning Ability(1)General Intelligence(1)

About Prime Numbers — practice questions, PYQs & concepts

Prime Numbers is a frequently-tested topic on Quantitative Aptitude, Reasoning, General Intelligence and Reasoning. ExamTest.live currently lists 25 Prime Numbers questions spanning previous-year papers from 2017 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Prime Numbers weight in competitive exams

Across our Prime Numbers question bank, the largest sources are Quantitative Aptitude (9), Reasoning (4), General Intelligence and Reasoning (3), General Intelligence & Reasoning (2) and Mathematics (2). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Prime Numbers questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Prime Numbers Questions(1–25 of 25)

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Q1mediummcqGeneral Intelligence & ReasoningSSC CGL2026
75% accuracy
Select the number from among the given options that can replace the question mark (?) in the following series.
35, 43, 53, 61, 71, ?
Q2mediummcqQuantitative AptitudeSSC CGL2026
0% accuracy
The sum of three prime numbers is 90. If one of them exceeds another by 30, then one of the numbers is:
Q3mediummcqQuantitative AptitudeSSC CGL2026
67% accuracy
Which of the following is a prime number?
Q4mediummcqGeneral IntelligenceSSC Selection Post 2018 Higher Secondary Level2026
0% accuracy
उस वि कल्प का चयन की जि ये जो रि क्त स्था न को भरेगारे गा और नि म्नलि खि त श्रृंखला को पूर्ण करेगारे गा।37, 41, 43, 47, 53, 59, __________
Q5easymcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Which number will replace the question mark (?) in the following series?31, 37, 41, 43, ?, 53, 59, 61, 67
Q6mediummcqQuantitative AptitudeStaff Selection Commission2026
0% accuracy
Which of the following numbers is not a prime number?
Q7easymcqGeneral Intelligence and ReasoningAdda2472026
What comes next in the following sequence?
Q8mediummcqQuantitative AptitudeWBCS Prelims2026
The average of first ten prime numbers which are odd is
Q9mediummcqMathematicsWBCS Prelims2026
The smallest composite number is:
Q10mediummcqMathematicsCompetitive Exam Mock2026
A number series is given with one wrong term. Identify the wrong term given:
53, 59, 63, 67, 71
Q11mediummcqReasoningUP Police Constable Previous Year Paper2026
Which of the following series is built on the same logic as:
C, E, G, K
Q12mediummcqReasoningPractice Test2026
Select the odd one out from the following.
Q13mediummcqReasoningPractice Test2026
Pick out the odd one from the following:
Q14mediummcqQuantitative Aptitude & ReasoningPractice Test2026
Find the next number in the series 211, 227, 233, 241, ___________.
Q15mediummcqReasoningUP Police Constable2026
Complete the series:
Q16mediummcqReasoning AbilityMock Test2026
What comes next in the following sequence?
B, C, E, G, __
Q17mediummcqGeneral Intelligence and ReasoningCompetitive Exam Practice2026
Choose the odd number out of the given options.
Q18mediummcqQuantitative AptitudeCompetitive Exam2026
The number of all prime numbers between 0 and 44 is:
Q19mediummcqQuantitative AptitudeCompetitive Exam2026
Which of the following best describes a prime number?
Q20mediummcqQuantitative AptitudeSSC GD Constable2026
Find the average of the prime numbers lying between 68 and 96.
Q21easymcqQuantitative AptitudeStaff Selection Commission2026
What is the average of the first 10 prime numbers?
Q22easymcqGeneral Intelligence and ReasoningCompetitive Exam2026
Which of the following numbers is different from the rest?
Q23mediummcqQuantitative AptitudeD.ZU-242026
Which of the following numbers is different from the rest?
Q24mediummcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2017
If a, a + 2, a + 4 are prime numbers, then the number of values of a is
Q25mediummcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2017
If a,a+2,a+4 are all prime numbers, then the number of possible values of a is

Frequently Asked Questions

How many Prime Numbers questions are on ExamTest.live?▼
We have 25 Prime Numbers questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Prime Numbers MCQs free?▼
Yes. All Prime Numbers questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Prime Numbers questions?▼
Prime Numbers questions are commonly asked in Quantitative Aptitude, Reasoning, General Intelligence and Reasoning, General Intelligence & Reasoning, Mathematics. You can filter by exam using the links above.
How do I practice Prime Numbers questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.