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

If a wheel has 54 spokes, how many spaces are there between the spokes?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

What is so fragile that saying its name breaks it?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

If an electric train is travelling south, then which way is the smoke going?

Can you divide the below-given shape into four equal and identical pieces?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?