Fact 1: All dogs like to run. Fact 2: Some dogs like to swim. Fact 3: Some dogs look like their masters. If the first three statements are facts, which of the following statements must also be a fact? I: All dogs who like to swim look like their maste

Fact 1:	All dogs like to run.
Fact 2:	Some dogs like to swim.
Fact 3:	Some dogs look like their masters.

If the first three statements are facts, which of the following statements must also be a fact?

I:	All dogs who like to swim look like their masters.
II:	Dogs who like to swim also like to run.
III:	Dogs who like to run do not look like their masters.

[A].	I only
[B].	II only
[C].	II and III only
[D].	None of the statements is a known fact.

Answer: Option B

Explanation:

Statement II is the only true statement. Since all dogs like to run, then the ones who like to swim also like to run. There is no support for statement I or statement III.

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Fact 1: All dogs like to run. Fact 2: Some dogs like to swim. Fact 3: Some dogs look like their masters. If the first three statements are facts, which of the following statements must also be a fact? I: All dogs who like to swim look like their maste

Logical Reasoning :: Logical Problems : More Exercises

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