You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

Can you quickly find which two matchstick figures are identical?

There are two insects on a tile. Insect X is sitting on one side of the tile (point A) and Insect Y is sitting opposite on the other side of the tile (point B). Now both of them decide to change their position and thus X starts crawling to point B and Y starts crawling to point A. When they meet and pass each other in between, X takes 20 seconds to reach B and Y takes just 5 seconds to reach A.

Can you calculate the total time each of the insects took to change their positions?

Using eight eights and addition only, can you make 1000?

What does this rebus mean?

O
N
C
E
TIME

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

What you cannot hold but it is yours?

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