John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

As we know that white starts the game of chess. Can you find the scenario shown in the picture below is possible when all the white pieces are at the original place while the black pawn is not as in the below picture?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?