Directions: In the question below are given three statements followed by four conclusions numbered I, II III, IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding the commonly known facts.
Statements:
Some pupils are teachers
No teachers are principals
All staffs are principals
Conclusions:
I. Some teachers are staff
II. Some principals are pupils
III. All staffs are teachers
IV. All pupils are principals1
Only I follows.
2
None follows.
3
Only III follows.
4
Only II and III follow.
5
Only II follows.