A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

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

What always comes into a house through the keyhole?

Why is a river so rich ?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

Count the squares in the matchstick puzzle below?

It belongs to you, but other people use it more than you do. What is it?