In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

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

What is the coolest letter in the alphabet?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I always drive my customer away.

Who am I?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?