What has no start, end, or centre?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

Which point will the car reach to go out?

What does below rebus means ?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

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?

Can you count the number of quadrilaterals in the picture below?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

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