Question

In each of the following questions, two statements are given followed by four conclusions I, II, III and IV. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions if any, follow from the given statements.

Statements
All metals are silver.
All silver is diamond.
Some diamonds are gold.
Some gold are marbles.

Conclusions
I. Some gold are metals.
II. All metals are diamond.
III. Some silver are marble.
IV. Some gold are silver.

• A. Only conclusion I follows
• B. Only conclusion II follows
• C. Only conclusion III follows
• D. Only conclusion IV follows
• E. Both conclusions I and II follow

Answer 1

The correct option is B Only conclusion II follows

All metals are silver.
All silver are diamond.
$A+A\Rightarrow A$ - type of conclusion
All metals are diamond.
This is conclusion II.