Find the next term: 5, 6, 9, 15, 25, ? MCQ with Answer and Explanation

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Find the next term: 5, 6, 9, 15, 25, ?

A. 42

B. 41

C. 40

D. 45

Answer: Option B

Solution (By JKSSB Mock Tests)

5+1=6, 6+3=9, 9+6=15, 15+10=25, 25+16=41. Added numbers 1,3,6,10,16 (differences 2,3,4,6).

This question belongs to: Reasoning Logical Reasoning

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Practice More Logical Reasoning Questions

Question #1

Q is the brother of R. R is the daughter of S. S is the sister of T. How is T related to Q?

A. Uncle or Aunt

B. Data inadequate

C. Aunt

D. Uncle

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Correct Answer: Option A

Explanation:
S is parent of R and Q. T is sibling of S. Gender of T not known, so uncle or aunt of Q.

This question belongs to: Reasoning Logical Reasoning

Question #2

If in a certain code, 'LONDON' is written as 'MOPOEP', how is 'PARIS' written?

A. QBSJT

B. QB SIT

C. QB SJT

D. QBRJT

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Correct Answer: Option A

Explanation:
Each letter +1: L→M, O→P, N→O, D→E, O→P, N→O. So P→Q, A→B, R→S, I→J, S→T = QBSJT.

This question belongs to: Reasoning Logical Reasoning

Question #3

Find the next term: 9, 20, 43, 90, ?

A. 185

B. 187

C. 189

D. 191

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Correct Answer: Option A

Explanation:
9×2+2=20, 20×2+3=43, 43×2+4=90, 90×2+5=185.

This question belongs to: Reasoning Logical Reasoning

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