In each of the questions below are given four statements followed by four conclusions numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements
Some bags are pockets.
Some pockets are trousers.
All skirts are pockets.
Some belts are bags.
Conclusions
I. Some trousers are belts.
II. Some skirts are bags.
III. No trouser is a belt.
IV. Some skirts are trousers.