Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

If you had an infinite supply of water and 5-quart and 3-quart pails, how would you measure exactly 4 quarts? What is the least number of steps you need?

Forwards I am heavy, backward I am not. What am I?

You bought me for dinner but never eat me. What am I?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?

What do you answer even though it never asks you questions?

Can you solve the below tricky visual equation?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

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