Can you find a number that lies one third of the distance between 1/3 and 2/3?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

How can you make number one disappear by adding something to it?

Why is a river so rich ?

In a certain bank, a man deposits a certain amount. According to the bank policies, the amount will be doubled up in a year but as the service charge, they will also deduct Rs. 65 by the end of every year.

If after the 6th year, the amount becomes 0, what do you think is the original amount he deposited in the bank?

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

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

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?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

When can we add 2 to 11 and get 1 as the correct answer?