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 ?

I am the fastest animal but cannot climb the tree. What am I?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Identify the 10 differences between the two given pictures.

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

What can go up a chimney down, but can’t go down a chimney up?

Can you solve below mathematical equation?

2^1234 - 2^1233

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3