In a school, there were five teachers.
A and B were teaching Hindi and English.
C and D were teaching English and Geography.
D and A were teaching Mathematics and Hindi
E and B were teaching History and French. Which of the following pairs was teaching both Geography and Hindi ?

Answer: E. None of these

Above information can be analysed as below:

 

English Hindi Mathmatics Geography History French
A X X X      
B X X   X X X
C X     X    
D   X X      
E         X X

Hence, Only B teaches both Hindi and Geography.