Six letters T, P, K, G, R and U are written on different faces of a dice. Two positions of this dice are shown in the figure. Find the letter on the face opposite to K.

U

Step 1) In figure Ist and IInd, T is common

Step 2) The alphabet 'T’ is common in both the dice, but it is at a different position. In order to find out, the alphabet appearing on the opposite face, rotate the dice in a clockwise direction with the common alphabet as the reference.

Step 3)  T    G     U

              T     R     K

Step 4)   G  is opposite to R

Therefore ,

               U is  opposite  to K