Four different positions of the same dice are shown, the six faces of which are numbered from 1 to 6. Select the number that will be on the face opposite to the one having '1'.

2

Step 1) In figure Ist and IIIrd 1 is common.

Step 2) The number ‘1’ is common in both the dice, but it is at a different position. In order to find out, the number appearing on the opposite face, rotate the dice in a clockwise direction with the common number as the reference.

Step 3)  1     3    5

              1     6    4

Step 4)  3 is opposite to 6

              5 is opposite to 4

Therefore ,

              1 will be opposite to 2