Coding-Decoding

247 SSC CGL Reasoning previous year questions (PYQs) from 109 papers, 2023 to 2025, with answers and worked solutions.

About this chapter

Difficulty: 163 easy · 79 moderate · 5 hard.
Most-asked subtopics: Letter Coding (139), Number and Symbol Coding (82), Word-Code Sentences (26).
Updated 17 October 2026.

Filter all 247 in the question bank Sit an SSC CGL paper as a timed mock

SSC CGL · 2023 · Tier I, 26 Jul 2023, Shift 4 · Q20Easy
#1Number and Symbol Coding
SSC CGL · 2023 · Tier I, 26 Jul 2023, Shift 4 · Q21Easy
#2Letter Coding
SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 4 · Q4Moderate
#3Letter Coding
SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 4 · Q17Moderate
#4Word-Code Sentences
SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 3 · Q15Moderate
#5Letter Coding
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SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 2 · Q19Easy
#6Number and Symbol Coding
SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 1 · Q1Moderate
#7Letter Coding
SSC CGL · 2023 · Tier I, 24 Jul 2023, Shift 1 · Q17Moderate
#8Number and Symbol Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 4 · Q5Easy
#9Letter Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 4 · Q20Easy
#10Word-Code Sentences
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 3 · Q15Moderate
#11Number and Symbol Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 3 · Q18Easy
#12Number and Symbol Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 2 · Q9Easy
#13Number and Symbol Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 2 · Q24Moderate
#14Letter Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 1 · Q16Moderate
#15Letter Coding
SSC CGL · 2023 · Tier I, 21 Jul 2023, Shift 1 · Q25Moderate
#16Letter Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 4 · Q15Easy
#17Number and Symbol Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 4 · Q18Moderate
#18Letter Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 3 · Q7Moderate
#19Letter Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 3 · Q15Moderate
#20Number and Symbol Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 3 · Q25Easy
#21Number and Symbol Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 2 · Q1Moderate
#22Letter Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 2 · Q14Easy
#23Letter Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 1 · Q5Moderate
#24Number and Symbol Coding
SSC CGL · 2023 · Tier I, 20 Jul 2023, Shift 1 · Q20Easy
#25Number and Symbol Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 4 · Q1Easy
#26Letter Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 4 · Q7Moderate
#27Letter Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 4 · Q14Moderate
#28Letter Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 2 · Q16Easy
#29Number and Symbol Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 2 · Q25Easy
#30Number and Symbol Coding
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 1 · Q10Easy
#31Word-Code Sentences
SSC CGL · 2023 · Tier I, 19 Jul 2023, Shift 1 · Q14Easy
#32Number and Symbol Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 4 · Q7Moderate
#33Number and Symbol Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 4 · Q8Easy
#34Number and Symbol Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 3 · Q20Hard
#35Letter Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 2 · Q21Moderate
#36Number and Symbol Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 2 · Q23Hard
#37Letter Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 4 · Q5Easy
#38Number and Symbol Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 4 · Q8Moderate
#39Letter Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 1 · Q23Easy
#40Number and Symbol Coding
SSC CGL · 2023 · Tier I, 18 Jul 2023, Shift 1 · Q24Moderate
#41Letter Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 3 · Q11Easy
#42Letter Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 2 · Q3Moderate
#43Number and Symbol Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 2 · Q24Moderate
#44Number and Symbol Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 1 · Q7Moderate
#45Number and Symbol Coding
SSC CGL · 2023 · Tier I, 17 Jul 2023, Shift 1 · Q18Easy
#46Letter Coding
SSC CGL · 2023 · Tier I, 14 Jul 2023, Shift 4 · Q6Moderate
#47Letter Coding
SSC CGL · 2023 · Tier I, 14 Jul 2023, Shift 4 · Q12Easy
#48Letter Coding
SSC CGL · 2023 · Tier I, 14 Jul 2023, Shift 3 · Q13Moderate
#49Letter Coding
SSC CGL · 2023 · Tier I, 14 Jul 2023, Shift 3 · Q16Easy
#50Number and Symbol Coding

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