Find the missing term: 11, 13, 17, 19, 23, ? MCQ with Answer and Explanation

Find the missing term: 11, 13, 17, 19, 23, ?
A. 27
B. 31
C. 29
D. 25
Answer: Option C
Solution (By JKSSB Mock Tests)
These are consecutive prime numbers after 11: 11, 13, 17, 19, 23, and the next prime is 29.

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Practice More Mental Reasoning Questions

Question #1
CAT : DDY :: DOG : ?
A. EQM
B. ERL
C. EPH
D. FSM

Correct Answer: Option B


Explanation:
C+1=D, A+3=D, T+5=Y. Similarly, D+1=E, O+3=R, G+5=L, so DOG becomes ERL.

This question belongs to: Reasoning Mental Reasoning
Question #2
Find the odd one out: 3, 7, 11, 15, 19
A. 19
B. 15
C. 11
D. 7

Correct Answer: Option B


Explanation:
All others are prime numbers; 15 is composite.

This question belongs to: Reasoning Mental Reasoning
Question #3
Find the odd one out: 3, 5, 7, 9, 11
A. 3
B. 11
C. 9
D. 5

Correct Answer: Option C


Explanation:
All others are prime numbers; 9 is a composite number.

This question belongs to: Reasoning Mental Reasoning