question_answer

Directions: In each question below are two statements followed by two conclusions numbered I and II. You have to take the two 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 two statements disregarding commonly known facts.

Statements:     I. Some doctors are nurses»

II. All nurses are patients.

Conclusions:    I. All doctors are patients.

II. Some patients are doctors.

A) Only I follows    

B)        Only II follows

C) Either I or II follows        

D) Neither I nor II follows

E) Both land II follow

Correct Answer: B

Solution :

Explanation Option [b] is correct. Let us see: Some doctors are . (I type) All  are patients. (A type) I + A = I type conclusion. ?Some doctors are patients?. Conclusion II is converse of this conclusion. Rest of the options is incorrect because of the correctness of option [b].