It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

People make me, save me, change me, raise me. What am I?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?