Question

In each of the questions below are four statements followed by four conclusions numbered I, II, III and IV.
You have to take the four given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the four given statements disregarding commonly known facts. Then, decide which of the answers (a), (b), (c), (d) and (e) is correct and indicate it on the answer sheet.

Statements:-
I. All belts are rollers.
II. Some rollers are wheels.
III. All wheels are mats.
IV. Some mats are cars.

Conclusions:-
I. Some mats are rollers.
II. Some mats are belts.
III. Some cars are rollers.
IV. Some rollers are belts.

• A. Only I and II follow
• B. Only I, III and IV follow
• C. Only I and IV follow
• D. Both II, III and IV follow
• E. None of the above

Answer 1

The correct option is C Only I and IV follow

mediate term of the following is some rollers are wheels (I-type)
$\downarrow$
All wheels are mats (A-type)
$I+A\to I-type$
Some rollers are mats
Conversion Some mats are rollers
(Conclusion IV follows)

Only I and IV follow.