You need to move three matchsticks to form three squares. Can you do it?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Identify The phrase in the picture.

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I travel all around the world but always stay in the corner. What am I?

This was asked in an interview with Coa-Cola.

The interviewer has given me 100 marbles(50 white and 50 black) and two empty boxes.
He then told me that he will leave the room and i need to place all the marbles in two boxes.

And When he come back, he will draw a marble from any of the two box and if the marble is white I will be hired.

Also
* No box can be empty.
* All 100 marbles must be placed in one of the two boxes.

So what should I have done?