When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can you place six X (crosses) in below board without making three in a row in any way ?

Which is the correct shadow of the bird?

In a supermarket, there is an intelligent glass pane before a refrigerating unit. This glass pane allows cherries and apples through it but does not allow grapes and Orange to pass through it.

Can you identify the rule that the glass pane is following?

During which month do people sleep the least?

Can you name some countries which do not have the alphabet 'A' in them?

What is the centre of gravity?

Can you divide the below-given shape into four equal and identical pieces?

Decode this picture on T-Shirt and tell what it says ?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?