If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

What demands an answer, but asks no questions

Using exactly three matchsticks, can you divide the area into two equal parts?

O_er_t_o_

Complete the missing letters of the given word.

We have two identical balls in terms of diameter and weight. However, one of them is solid and the other is hollow.

Without knocking the ball, can you find the solid ball?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?