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

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Which part of London exists in France as well ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Find out the missing number in the picture attached:

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

What is next number in the pattern below:

131 517 192 123 ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?