Q1. Find the next number: 6, 13, 20, 27, 34, ?
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Answer: C. 41
Each term increases by 7. 34 + 7 = 41.
SSC CGL General Intelligence & Reasoning Beginner Practice Set 1
10 beginner questions. Tap an option to check it, or open “Show answer” for the explanation.
Topics: Number Series, Coding-Decoding, Alphabet Series, Classification, Direction Sense, Analogy, Blood Relations
Score: 0 / 0
Q2. Find the next number: 4, 12, 36, 108, 324, ?
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Answer: B. 972
Each term is multiplied by 3. 324 × 3 = 972.
Q3. Find the next number: 25, 36, 49, 64, 81, ?
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Answer: A. 100
The terms are n² for n = 5, 6, … so the next is 10² = 100.
Q4. If LIGHT is coded as OLJKW, how is TRAIN coded?
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Answer: C. WUDLQ
Each letter is shifted 3 place(s) forward in the alphabet, so TRAIN → WUDLQ.
Q5. Find the next letter: C, G, K, O, ?
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Answer: B. S
Each letter moves 4 places ahead: O + 4 = S.
Q6. Find the odd one out.
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Answer: D. 25
25 is the odd one out. All others are prime numbers.
Q7. Ravi walks 4 km towards North, then turns right and walks 6 km. In which direction is he walking now?
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Answer: B. East
After walking North, turning right makes him face East.
Q8. 8 : 13 :: 9 : ?
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Answer: C. 14
The rule is n + 5: 8 → 13, so 9 → 14.
Q9. Rohit's father is the only son of Mohan's father. How is Mohan related to Rohit?
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Answer: C. Father
The only son of Mohan's father is Mohan himself, so Mohan is Rohit's father.
Q10. If PAPER is coded as RCRGT, how is PLANT coded?
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Answer: A. RNCPV
Each letter is shifted 2 place(s) forward in the alphabet, so PLANT → RNCPV.