Six students A, B, C, D, E and F are sitting in the field. A and B are form Nehru House while the rest belong to Ghandhi House. D and F are tall while the others are short. A, C and D are wearing glasses while the others are not. Which two students, who are not wearing glasses are short ?

Answer: C. B and E

We may prepare a table as under :

  Nehru House Ghandi House Tall Short Glasses No glasses
A X     X X  
B X     X   X
C   X     X  
D   X X   X  
E   X   X   X
F   X X     X

 B and E are short and not wearing glasses.