A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

What has one eye, but can’t see?

Rumel, A detective who was mere days from cracking an international smuggling ring has suddenly gone missing. While inspecting his last-known location, you find a note:

710 57735 34 5508 51 7718

Currently, there are 3 suspects: Bill, John, and Todd. Can you break the detective's code and find the criminal's name?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

What is wrong in the below Picture?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Name a key which is hardest to turn.

Which is Odd One Out and why?

4377

3954

9862

8454

9831

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

How Come ??

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?