One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Why is the longest human nose just 11 inches?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

You need to remove two matchsticks to make the below equation true. Can you do it ?

Who has married many women but was never married?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?