2015 · Q124
Directions (Q. Nos. 123-125): The following three questions have two premises and two conclusions. If the premises are assumed to be true (irrespective of factuality), then, in respect of each of the questions given below, which of the following conclusions follow logically?
Give Answer: (a) Only I (b) Only II (c) Both I and II (d) Neither I nor II
Premises: All film stars are playback singers. All film directors are film stars.
Conclusions:
- IAll film directors are playback singers.
- IISome film stars are film directors.
general-mental-abilitysyllogisms-deduction
- AOnly I
- BOnly II
- CBoth I and II
- DNeither I nor II
Explanation
Since all film directors are film stars and all film stars are playback singers, all film directors are playback singers, so conclusion I follows. Since every director is a star, it is also true that some film stars are film directors, so conclusion II follows. Hence both conclusions follow.