Statements: Some dogs are cats. All cats are rats. Conclusions: I. Some rats are dogs. II. All dogs are rats. MCQ with Answer and Explanation

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Statements: Some dogs are cats. All cats are rats. Conclusions: I. Some rats are dogs. II. All dogs are rats.

A. Neither follows

B. Only I follows

C. Both follow

D. Only II follows

Answer: Option B

Solution (By JKSSB Mock Tests)

Some dogs are cats and all cats are rats ⇒ Some dogs are rats ⇒ Some rats are dogs. All dogs are rats does not follow. Hence only I.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Complete the series: Z, X, U, Q, L, ?

A. H

B. E

C. F

D. G

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Correct Answer: Option C

Explanation:
Differences: −2, −3, −4, −5, −6. L−6=F.

This question belongs to: Reasoning Mental Reasoning

Question #2

Find the odd one out: 64, 81, 100, 125, 144

A. 64

B. 100

C. 125

D. 144

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Correct Answer: Option C

Explanation:
125 is a perfect cube, while all other options are perfect squares.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the missing term: 6, 9, 15, 21, 33, ?

A. 51

B. 42

C. 39

D. 45

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Correct Answer: Option C

Explanation:
These are products of 3 and consecutive primes: 2×3=6, 3×3=9, 5×3=15, 7×3=21, 11×3=33, so next is 13×3=39.

This question belongs to: Reasoning Mental Reasoning

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