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Series Questions

Practice 107 Series questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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107
Total Questions
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13
Easy
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91
Medium
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3
Hard
Practice by Exam:General Intelligence and Reasoning(69)General Intelligence & Reasoning(25)Reasoning(7)General Intelligence(3)Mathematics(2)Physics(1)

About series — practice questions, PYQs & concepts

series is a frequently-tested topic on General Intelligence and Reasoning, General Intelligence & Reasoning, Reasoning. ExamTest.live currently lists 107 series questions spanning previous-year papers from 2004 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.

series weight in competitive exams

Across our series question bank, the largest sources are General Intelligence and Reasoning (69), General Intelligence & Reasoning (25), Reasoning (7), General Intelligence (3) and Mathematics (2). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 13 easy series 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 Series Questions(1–100 of 107)

2 pages
Filter:
Q1mediummcqGeneral Intelligence and ReasoningSSC CGL2026
50% accuracy
Select the option that represents the letters that, when sequentially placed from left to right in the following blanks, will complete the letter series.
Z _ _ O _ _ E _ _ F _ E M _ F
Q2mediummcqGeneral Intelligence and ReasoningSSC CGL2026
0% accuracy
Identify the figure which when put in place of the question mark (?) will logically complete the series.

image
Q3mediummcqGeneral Intelligence and ReasoningSSC CGL2026
100% accuracy
Select the number from among the given options that can replace the question mark (?) in the following series.
552, ?, 650, 702, 756
Q4mediummcqGeneral Intelligence and ReasoningSSC CGL2026
50% accuracy
Select the combination of letters that when sequentially placed in the blanks of the given series, will complete the series.
sr_ss_s_s_ss
Q5mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
50% accuracy
Select the correct option that will fill in the blank and complete the series.LM, QR, VW, ______
Q6easymcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Which number will replace the question mark (?) in the following series?31, 37, 41, 43, ?, 53, 59, 61, 67
Q7mediummcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.AGMST, CIOUV, EKQWX, ?
Q8mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Select the number from among the given options that can replace the question mark () in the following series.
Q9easymcqGeneral IntelligenceSSC Selection Post 20212026
0% accuracy
Select the number from among the given options that can replace the question mark (?) in the following series.
248, 257, 250, 259, 252, ?
Q10mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Which letter cluster can replace the question mark () to complete the given series?
FDKI, GCMG, ?, IAQC
Q11easymcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Which of the following letter-clusters will replace the question mark (?) in the given series?EFCD, GHEF, IJGH, ?, MNKL
Q12mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Which numbers will replace the question marks () to logically complete the given series?
Q13mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
Select the number from among the given options that can replace the question mark (?) in the following series.
729, 512, 343, ?, 125
Q14mediummcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Which of the following terms will replace the question mark (?) in the given series?WGZC, TJVG, ?, NPNO, KSJS
Q15mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
_ NE CIN _ C _ M
Q16mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Select the number from among the given options that can replace the question mark () in the following number series.
Q17hardmcqGeneral IntelligenceSSC Selection Post 20212026
0% accuracy
Select the number from among the given options that can replace the question mark (?) in the following series.
1, 5, 10, 23, 63, 167, ?
Q18mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
0% accuracy
Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.
C _ C _ S _ C _ _ C _ _
Q19mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Which letter cluster will replace the question mark () to complete the given series?
HEWC, KIRI, ?, QQHU, TUCA
Q20easymcqGeneral Intelligence & ReasoningSSC CGL2026
0% accuracy
Which of the following letter-clusters will replace the question mark (?) in the given series?BCDA, FGHE, JKLI, ?, RSTQ
Q21mediummcqGeneral IntelligenceSSC Selection Post 20212026
0% accuracy
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
ILP, KHV, MDB, OZH, ?
Q22mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
0% accuracy
Which letter cluster will replace the question mark () to complete the given series?
CHO, DIP, EJQ, ?
Q23mediummcqReasoningPrepp2026
Select the figure from the given options which when put in place of the question mark (?) will logically complete the series.

image

image

* Box 5: ?
Q24mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
P_QU_V_T_URVPTQ_R_P_QU_V
Q25mediummcqReasoningPrepp2026
Which letter-cluster will complete the given series?
\text{DHMX, GJKU, _________ , MNGO}
Q26easymcqGeneral Intelligence and ReasoningSSC CGL2026
Select the number from among the given options that can replace the question mark (?) in the following series.
48, ?, 12, 6, 3, 1.5
Q27mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
Which number will replace the question mark (?) in the following series?
2,3,6,18,108,?
Q28mediummcqReasoningPrepp2026
Select a figure from among the given options that can logically replace the question mark (?) in the following series.

image

Box 5: (?)

image
Q29mediummcqReasoningPrepp2026
Which of the following terms will replace the question mark (?) in the given series?
Q30mediummcqReasoningPrepp2026
Which of the following numbers will replace the question mark (?) in the given series?
Q31mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the figure from among the given options that can replace the question mark (?) in the following series.
[Image showing a sequence of four blocks where a central geometric shape rotates clockwise by 45
∘
at each step, and an external dot moves along the corners in a counter-clockwise direction]

image
Q32mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the number from among the given options that can replace the question mark (?) in the following series.
203,178,162,153,?
Q33mediummcqGeneral Intelligence & ReasoningCompetitive Exam2026
Study the provided figures carefully and choose an option from the answer figures that maintains the pattern observed in the problem figures.

image
Q34mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
G _ I N G G O _ N _ G _ I N _ G O I _ _
Q35mediummcqGeneral Intelligence and ReasoningAdda2472026
Find the next one in the given series.
Given series:

image
Q36mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
EIM, QUY, CGK, ?
Q37mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.
S A _ C_ _ S _ D _ A T _ _ D C A _ S _ DC _ T
Q38mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Select the option that represents the letters that, when sequentially placed from left to right in the blanks, will complete the letter series.
_ c b _ _ a mc c _ e a a _c c _ e _ _m
Q39mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Select the numbers from among the given options that can replace the question marks (?) in the following series.
1, 2, 4, ?, 11, ?, 22
Q40mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which letter-cluster will replace the question mark (?) to complete the given series?
FKSN, HMQL, JOOJ, ?, NSKF
Q41mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which letter-cluster will replace the question mark (?) to complete the given series?
RFTL, ?, VNLH, XRHF, ZVDD
Q42mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Select the figure from among the given options that can replace the question mark (?) in the following series.

image

image
Q43mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Which of the following letter-clusters will replace the question mark (?) in the given series?
XJPC YLOA ZNNY APMW ?
Q44mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which letter-cluster will replace the question mark (?) to complete the given series?
PCXL, ?, TKPH, VOLF, XSHD
Q45mediummcqGeneral Intelligence & ReasoningPractice Test2026
Analyze the pattern of letter changes in each group and find the missing group that completes the series.
\text{TZC, WVH, ZRM, ____, FJW, IFB}
Q46mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed from left to right in the blanks of the given series will complete the letter series.
A _ _ O U A E I _ _ A _ I _ U A E _ O _
Q47mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which of the following letter-clusters will replace the question mark (?) in the given series?IBDA, MFHE, QJLI, ?, YRTQ
Q48mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which of the following numbers will replace the question mark (?) in the given series?5, 3, 20, 9, 80, 27, 320, ?
Q49mediummcqGeneral Intelligence & ReasoningCompetitive Exam2026
Choose the next figure that continues the pattern.
```
+-----------+-----------+-----------+-----------+
| O | O | Δ | + O |
| + - | - + | - + | - | ?
| Δ | Δ | O | Δ |
+-----------+-----------+-----------+-----------+
I II III IV

```
Q50mediummcqGeneral Intelligence and ReasoningCompetitive Exam2026
image
Out of the figures given, choose the one that will complete the series.
Q51mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which letter cluster can replace the question mark (?) to complete the given series?
Q52mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed in the blanks of the given series, will complete the series.
yz_zx_xyx_z_zxzx
Q53mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the option that represents the letters that, when sequentially placed from left to right in the blanks, will complete the letter series.R AR_O _GOA_GO
Q54mediummcqGeneral Intelligence & ReasoningMock Test2026
Identify the figure given in the options which when put in place of ? will logically complete the series.Given options representing the sequential change of elements inside a box.

image

image
Q55mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Select the option that represents the letters that when sequentially placed in the blanks below will complete the letter series.
S _ P _ _ G _ I S G _ I _ _ P I
Q56mediummcqGeneral Intelligence & ReasoningMock Test2026
Select the number from among the given options that can replace the question mark (?) in the following series.13, ?, 25, 37, 53, 73
Q57mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Choose the option which completes the given figure series.

image

image
Q58mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Select the number that will replace the question mark (?) in the following number series.
Q59easymcqGeneral Intelligence & ReasoningMock Test2026
Which of the following terms will replace the question mark (?) in the given series?JPNH, IRMI, HTLJ, GVKK, ?
Q60mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
Which letter cluster will replace the question mark (?) to complete the given series?
SVGQ, OCWD, ?, GQCD, CXSQ
Q61mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Select the number from among the given options that can replace the question mark (?) in the following series.
Q62mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following numbers will replace the question marks () in the given series?
Q63mediummcqReasoningPrepp2026
Which of the following numbers will replace the question mark (?) in the given series?
Q64hardmcqGeneral Intelligence and ReasoningAdda2472026
Study the figures given below and choose the figure that will be most suitable to continue the pattern given above.

image

image
Q65mediummcqGeneral Intelligence and ReasoningAUT-242026
Choose the appropriate figure from the Answer Figures to replace the question mark (?).

image
Q66mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following terms will replace the question mark () in the given series?
AFM, DIP, GLS, ?
Q67mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following terms will replace the question mark (?) in the given series?
Q68mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Select the number from among the given options that can replace the question mark () in the following series.
Q69mediummcqReasoningPrepp2026
Which letter cluster will replace the question mark (?) to complete the given series?
Q70mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
TJF, RMH, PPJ, NSL, ?
Q71mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the option that represents the letters that when sequentially placed in the blanks below will complete the letter series.
U _ G _ F _ K _ M G _ F N _ U _ G
Q72easymcqGeneral Intelligence and ReasoningSSC CGL2026
Select the number from among the given options that can replace the question mark (?) in the following series.
6287,5659,5031,4403,3775,?
Q73mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which letter cluster will replace the question mark () to complete the given series?
TWEZ, XBYG, ?, FLMU, JQGB
Q74mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following numbers will replace the question marks (?) in the given series?
Q75mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following numbers will replace the question mark () in the given series?
Q76mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following letters will sequentially replace the question marks () in the given series?
G, Z, I, X, K, V, ?, ?
Q77mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following numbers will replace the question mark () in the given series?
31, 33, 37, 43, 51, ?
Q78mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
cc_d_ch_c_h _ch
Q79mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which letter-cluster will replace the question mark (?) to complete the given series?
EUGS, ?, HRJP, KOMM, OKQI
Q80mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Which of the following terms will replace the question mark (?) in the given series?
WCKY, XENC, ?, ZITK, AKWO
Q81mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which number will replace the question mark (?) in the following series?
8, 16, 48, ?, 960, 5760
Q82mediummcqGeneral Intelligence and ReasoningCompetitive Exam2026
Study the provided figures carefully and choose an option from the answer figures that maintains the pattern observed in the problem figures.
Q83mediummcqGeneral Intelligence & ReasoningPractice Test2026
Find the missing element in the series.


Wait, let's look at the question text carefully: JB, LA, ?, PY, RX
Let's correct the question according to the prompt text:

Q84mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Which of the following letter-clusters will replace the question mark (?) in the given series?
IJKL, MNOP, QRST, ?, YZAB
Q85mediummcqGeneral Intelligence & ReasoningPractice Test2026
Study the following sequence of symbols:
\text{!>@, \quad >@!, \quad @!>, \quad !>@, \quad >@!, \quad @!>, \quad !>@, \quad >@!, \quad ____}

The sequence follows a repeating pattern of symbol arrangements. Choose the correct option that best completes the sequence.
Q86mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which letter cluster will replace the question mark (?) to complete the given series?
Q87mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Which of the following terms will replace the question mark (?) in the given series?SOWJ, QPUK, OQSL, ?, KSON
Q88mediummcqGeneral Intelligence and ReasoningSSC CGL2026
Select the number from among the given options that can replace the question mark (?) in the following series.
24.9, 23.6, 21, 17.1, ?, 5.4
Q89easymcqGeneral Intelligence and ReasoningSSC CGL2026
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.AGMZ, CEOX, ECQV, ?
Q90mediummcqMathematicsAIEEE-CBSE-ENG-032026
The sum of the series upto is equal to:
Q91easymcqGeneral Intelligence and ReasoningSSC CGL2026
According to the series given below, fill in the blank with a suitable letter that would satisfy the series.Z, B, D, F, H, ____
Q92mediummcqGeneral Intelligence & ReasoningSSC CGL2026
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
_ A T _ R L A _ E R L _ _ E _ _ A _ E R
Q93easymcqGeneral Intelligence & ReasoningMock Test2026
Which of the following letter-clusters will replace the question mark (?) in the given series?IQAF, JRBG, KSCH, ?, MUEJ
Q94mediummcqGeneral Intelligence and ReasoningSSC CPO 20242026
Which of the following numbers will replace the question mark (?) in the given series?
Q95mediummcqGeneral Intelligence and ReasoningStaff Selection Commission2026
Select the figure that will come next in the following figure series.

image

image
Q96mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
Which letter-cluster will replace the question mark (?) to complete the given series?
XSMP, WTKR, VUIT, ?, TWEX
Q97mediummcqPhysicsNEET 20212026
The effective resistance of a parallel connection that consists of four wires of equal length, equal area of cross-section and same material is . What will be the effective resistance if they are connected in series?
Q98mediummcqGeneral Intelligence and ReasoningAUT-242026
Choose the appropriate figure from the Answer Figures to replace the question mark (?).

image
Q99mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
Which letter-cluster will replace the question mark (?) to complete the given series?
ETGW, ?, INOM, KKSH, MHWC
Q100mediummcqGeneral Intelligence & ReasoningStaff Selection Commission2026
Select the option that represents the letters that, when sequentially placed from left to right in the following blanks, will complete the letter-series.
A _ _ U S _ P R _ S A P _ U _ A _ R U _
12

Frequently Asked Questions

How many Series questions are on ExamTest.live?▼
We have 107 Series questions spread across 2 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Series MCQs free?▼
Yes. All Series questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Series questions?▼
Series questions are commonly asked in General Intelligence and Reasoning, General Intelligence & Reasoning, Reasoning, General Intelligence, Mathematics. You can filter by exam using the links above.
How do I practice Series 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.