Find the missing term: 3, 9, 27, 81, ? MCQ with Answer and Explanation

Find the missing term: 3, 9, 27, 81, ?
A. 216
B. 243
C. 162
D. 324
Answer: Option B
Solution (By JKSSB Mock Tests)
Each term is multiplied by 3: 3×3=9, 9×3=27, 27×3=81, so 81×3=243.

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Practice More Mental Reasoning Questions

Question #1
A man starts from a point, walks 4 km towards North, turns to his right and walks 2 km, turns to his right again and walks 4 km. In which direction is he from the starting point?
A. East
B. South
C. West
D. North

Correct Answer: Option A


Explanation:
North 4, right (East) 2, right (South) 4. Ends 2 km East of start.

This question belongs to: Reasoning Mental Reasoning
Question #2
Statements: Some books are novels. All novels are magazines. Conclusions: I. Some books are magazines. II. All magazines are novels.
A. Both follow
B. Only II follows
C. Neither follows
D. Only I follows

Correct Answer: Option D


Explanation:
Some books are novels and all novels are magazines ⇒ Some books are magazines. All magazines are novels does not follow. Only I.

This question belongs to: Reasoning Mental Reasoning
Question #3
In a certain code language, 'Roses are red' is written as 'ni pe to', 'Violets are blue' is written as 'pe ki to', 'Roses are beautiful' is written as 'ni pe so'. What is the code for 'beautiful'?
A. pe
B. to
C. ni
D. so

Correct Answer: Option D


Explanation:
From first and third, 'Roses are' common = ni pe. Remaining in third is 'beautiful' = so.

This question belongs to: Reasoning Mental Reasoning