Statements: All red are blue. Some blue are green. No green is yellow. Conclusions: I. Some red are green. II. Some blue are not yellow. III. All red are green. Which conclusion follows? MCQ with Answer and Explanation

Statements: All red are blue. Some blue are green. No green is yellow. Conclusions: I. Some red are green. II. Some blue are not yellow. III. All red are green. Which conclusion follows?
A. Only I and II
B. None
C. Only II
D. Only III
Answer: Option C
Solution (By JKSSB Mock Tests)
Some blue are green and no green is yellow, so those blue items are not yellow. Hence some blue are not yellow follows. I and III cannot be inferred.

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Practice More Mental Reasoning Questions

Question #1
A person starts walking from a point towards South. After walking 20 m he turns left and walks 15 m. Then he turns left again and walks 20 m. Finally he turns right and walks 10 m. How far and in which direction is he from the starting point?
A. 25 m South
B. 25 m North
C. 25 m West
D. 25 m East

Correct Answer: Option D


Explanation:
South 20, left (East) 15, left (North) 20, right (East) 10. Net East 15+10=25 m, North-South cancel. 25 m East.

This question belongs to: Reasoning Mental Reasoning
Question #2
Find the next term: 1, 1, 2, 3, 5, 8, ?
A. 14
B. 11
C. 12
D. 13

Correct Answer: Option D


Explanation:
This is the Fibonacci series. Next term = 5 + 8 = 13.

This question belongs to: Reasoning Mental Reasoning
Question #3
Find the odd one out: 121, 144, 169, 196, 225, 256
A. None of these
B. 169
C. 196
D. 121

Correct Answer: Option A


Explanation:
All are perfect squares: 11²,12²,13²,14²,15²,16². No odd one.

This question belongs to: Reasoning Mental Reasoning