Among the following propositions two are related in such a way that they can both be true although they cannot both be false. Which are those propositions ? Select the correct code

Posted by MCQ LOG at 10:58 AM

UGC/CBSE NET December 2015, Paper 1, Answer Keys


Among the following propositions two are related in such a way that they can both be true although they cannot both be false. Which are those propositions ? Select the correct code.

Propositions :
(a) Some priests are cunning.
(b) No priest is cunning.
(c) All priests are cunning.
(d) Some priests are not cunning.

Codes:

(1) (a) and (b)

(2) (c) and (d)

(3) (a) and (c)

(4) (a) and (d)

Answer: (4) (a) and (d)