MHT CET202014 Oct 2020Morning ShiftMathematicsMathematical ReasoningActual
The contrapositive of the statement 'If Raju is courageous, then he will join Indian Army', is
Options
- AIf Raju does not join Indian Army, then he is courageous.
- BIf Raju does not join Indian Army, then he is not courageous.
- CIf Raju join Indian Army, then he is not courageous
- DIf Raju join Indian Army, then he is courageous.
Correct answer
B. If Raju does not join Indian Army, then he is not courageous.
Step-by-step solution
Let p : Raju is courageous, and q : Raju will join Indian army. The contrapositive of p q is q p i.e. If Raju does not join Indian army, then he is not courageous.