Statements: Some boys are students. All students are readers. Conclusions: I. Some readers are boys. II. Some boys are not readers. III. All boys are readers. Which conclusion follows? MCQ with Answer and Explanation

Statements: Some boys are students. All students are readers. Conclusions: I. Some readers are boys. II. Some boys are not readers. III. All boys are readers. Which conclusion follows?
A. Only III
B. Only II
C. None
D. Only I
Answer: Option D
Solution (By JKSSB Mock Tests)
Some boys are students and all students are readers, so those boys are readers. Hence some readers are boys follows.

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Practice More Mental Reasoning Questions

Question #1
Find the next term: 2, 3, 5, 7, 11, 13, ?
A. 17
B. 15
C. 23
D. 19

Correct Answer: Option A


Explanation:
The series consists of consecutive prime numbers. The next prime after 13 is 17.

This question belongs to: Reasoning Mental Reasoning
Question #2
Ravi went 15 km towards south, then turned left and went 20 km, then turned right and went 15 km. In which direction is he from the starting point?
A. South
B. East
C. South-East
D. South-West

Correct Answer: Option C


Explanation:
He moves south 15 km, east 20 km, then south 15 km. His final position is to the south and east of the starting point, i.e. South-East.

This question belongs to: Reasoning Mental Reasoning
Question #3
Find the missing term: 3, 7, 15, 31, 63, ?
A. 131
B. 125
C. 129
D. 127

Correct Answer: Option D


Explanation:
Each term is multiplied by 2 and 1 added: 3×2+1=7, 7×2+1=15, 15×2+1=31, 31×2+1=63, so 63×2+1=127.

This question belongs to: Reasoning Mental Reasoning