Question

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the

Statements:

Some whales are sharks.

No shark is a dolphin.

Conclusions:

(1) No dolphin is a shark.

(Il) Some sharks are whales.

• A. Both conclusions I and Il follow
• B. B). Neither conclusion I and II follows.
• C. Only conclusion II follows
• D. Only conclusion I follows

Answer 1

Answer:

A. Both conclusions I and Il follow

Statements

1. Some whales are sharks.

2. No shark is a dolphin.

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Conclusion (I): No dolphin is a shark

This is just the conversion of statement 2.

• “No shark is a dolphin” ⇔ “No dolphin is a shark”

Conclusion (I) follows

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Conclusion (II): Some sharks are whales

This is the conversion of a “some” statement.

• “Some whales are sharks” ⇔ “Some sharks are whales”

Conclusion (II) follows

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Final Answer:

Both conclusions (I) and (II) follow