How can a man go eight days without sleep?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Which Travels Faster? Solve below famous picture riddle:

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

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?

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

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

Can you solve below mathematical equation?

2^1234 - 2^1233

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?