Statements: All oranges are fruits. No fruit is a vegetable. Conclusions: I. No orange is a vegetable. II. Some vegetables are oranges. MCQ with Answer and Explanation

Question

Statements: All oranges are fruits. No fruit is a vegetable. Conclusions: I. No orange is a vegetable. II. Some vegetables are oranges.

A. Only I follows

B. Only II follows

C. Both follow

D. Neither follows

Answer: Option A

Solution (By JKSSB Mock Tests)

All oranges are fruits and no fruit is a vegetable, so no orange is a vegetable. II contradicts this.

This question belongs to: Reasoning Logical Reasoning

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Question #1

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If the word 'PHILOSOPHY' is arranged in alphabetical order, which letter will be the middle letter?

A. O

B. L

C. H

D. I

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Correct Answer: Option B

Explanation:
PHILOSOPHY sorted: H H I L O O P P S Y. 10 letters, middle between L and O. Commonly L.

This question belongs to: Reasoning Logical Reasoning

Question #2

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Find the next number in the series: 3, 15, 35, 63, ?

A. 101

B. 99

C. 89

D. 105

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Correct Answer: Option B

Explanation:
1×3, 3×5, 5×7, 7×9, 9×11 → 3,15,35,63,99.

This question belongs to: Reasoning Logical Reasoning

Question #3

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Statement: Unless you work hard, you will fail. Conclusion: If you did not fail, you worked hard.

A. Conclusion does not follow

B. Cannot be determined

C. Conclusion is false

D. Conclusion follows

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Correct Answer: Option D

Explanation:
'Unless P, Q' means 'If not P, then Q'. Its contrapositive is 'If not Q, then P'. Hence, if you did not fail, you worked hard.

This question belongs to: Reasoning Logical Reasoning

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