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Read the following statements carefully and choose the right conclusion:

Statements:

I) All scholars are observers.

II) Some boys are scholars.

ASome scholars are not observers.

BAll scholars are boys.

CSome boys are observers.

DAll observes are boys.

Answer:

C. Some boys are observers.

Read Explanation:

The least possible venn diagram is:

image.png

1) Some scholars are not observers. → False (As, All scholars are observers)

2) All scholars are boys. → False (It can be possible, but it is not definite)

3) Some boys are observers. → True (As, All scholars are observers and some boys are scholars → So, some boys are

observers)

4) All observes are boys. → False (It can be possible, but it is not definite)

Hence, ‘option 3’ is the correct answer.


Related Questions:

Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

Some Nails are Hammer.

Some Screws are Pliers.

All Hammer are Pliers.

Conclusions:


I. Some Nails are Pliers.

II. Some Screws are Hammer.

III. Some Nails are Screws.

Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seen to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

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Some octopuses are fish.
Some fish are frogs.

Conclusions:
I. Some frogs are fish.
II. Some fish are octopuses.

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