Q1. Find the next number: 9, 19, 29, 39, 49, ?
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Answer: C. 59
Each term increases by 10. 49 + 10 = 59.
SSC CGL General Intelligence & Reasoning Advanced Practice Set 1
10 advanced questions, suggested time 12 minutes. Tap an option to check it, or open “Show answer” for the explanation.
Topics: Number Series, Coding-Decoding, Alphabet Series, Direction Sense, Analogy
Score: 0 / 0
Q2. Find the next number: 2, 4, 8, 16, 32, ?
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Answer: B. 64
Each term is multiplied by 2. 32 × 2 = 64.
Q3. Find the next number: 3, 6, 11, 18, 27, ?
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Answer: B. 38
The terms are n² plus 2 for n = 1, 2, … so the next is 6² plus 2 = 38.
Q4. If TRAIN is coded as VTCKP, how is DOG coded?
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Answer: B. FQI
Each letter is shifted 2 place(s) forward in the alphabet, so DOG → FQI.
Q5. Find the next letter: D, J, P, V, ?
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Answer: B. B
Each letter moves 6 places ahead: V + 6 = B.
Q6. Ravi walks 8 km towards North, then turns left and walks 5 km. In which direction is he walking now?
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Answer: D. West
After walking North, turning left makes him face West.
Q7. Ravi walks 6 km towards North, then turns right and walks 4 km. In which direction is he walking now?
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Answer: A. East
After walking North, turning right makes him face East.
Q8. 8 : 64 :: 7 : ?
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Answer: D. 49
The rule is n²: 8 → 64, so 7 → 49.
Q9. If HOUSE is coded as JQWUG, how is CAT coded?
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Answer: C. ECV
Each letter is shifted 2 place(s) forward in the alphabet, so CAT → ECV.
Q10. If HOUSE is coded as FMSQC, how is LIGHT coded?
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Answer: D. JGEFR
Each letter is shifted 2 place(s) backward in the alphabet, so LIGHT → JGEFR.