Find the next number in the series: 3, 9, 27, 81, ? MCQ with Answer and Explanation

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Find the next number in the series: 3, 9, 27, 81, ?

A. 216

B. 243

C. 180

D. 162

Answer: Option B

Solution (By JKSSB Mock Tests)

Each term is multiplied by 3. 81×3=243.

This question belongs to: Reasoning Logical Reasoning

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Practice More Logical Reasoning Questions

Question #1

If 'STAR' is coded as 'TUBS', then 'MOON' is coded as ?

A. NOPP

B. NPPO

C. NQQP

D. NPPQ

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Correct Answer: Option B

Explanation:
Each letter is shifted one place forward: M→N, O→P, O→P, N→O = NPPO.

This question belongs to: Reasoning Logical Reasoning

Question #2

Statements: Some papers are pens. Some pens are pencils. Conclusions: I. Some papers are pencils. II. Some pencils are papers.

A. Only II follows

B. Neither follows

C. Only I follows

D. Both follow

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Correct Answer: Option B

Explanation:
Both particular statements, no definite conclusion about papers and pencils.

This question belongs to: Reasoning Logical Reasoning

Question #3

If 'CHAIR' is coded as 'DIBJS', then 'TABLE' is coded as ?

A. UBCMF

B. UBCMG

C. UBBMF

D. UBCME

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Correct Answer: Option A

Explanation:
Each letter is shifted one place forward: T→U, A→B, B→C, L→M, E→F = UBCMF.

This question belongs to: Reasoning Logical Reasoning

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