If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

What is more useful when it is broken?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?